PLZ NEED HELP DUE TONIGHT

PLZ NEED HELP DUE TONIGHT

Answers

Answer 1

Answer:

-10 and -2/5

Step-by-step explanation

-10÷ [tex]-\frac{2}{5}[/tex] = 25

Check

25 > 10


Related Questions

Wanda uses 3.54 cups of flour to make 6 bagels. Eli uses 2.5 cups of flour to make 5 bagels. How much more flour per bagel is needed for Wanda's recipe?

Answers

Answer:

Wanda's recipe needs 0.09 more cups of flour per bagel.

Step-by-step explanation:

First, you have to find the amount flour that each of them need for one bagel by dividing the cups of flour they use by the number of bagels:

Wanda: 3.54/6= 0.59 cups of flour

Eli: 2.5/5=0.5 cups of flour

Now, you have to subtract the amount of flour Eli needs from the amount that Wanda needs:

0.59-0.5=0.09

According to thiss, the answer is that Wanda's recipe needs 0.09 more cups of flour per bagel.

121057003
Sphere
Find the area of
radius tem
Area - 300cm-
30cm ainda​

Answers

Answer:

Step-by-step explanation:

Circumference (Perimeter) of Circle Formula: The circumference of a circle is determined by the following formula

C

=

D

×

π

where

D

is the length of the diameter of the circle and

π

3.14

.

Circumference (Perimeter) of Circle Formula: The circumference of a circle is determined by the following formula

C

=

2

×

r

×

π

where

r

is the length of the radius of the circle and

π

3.14

.

Area of Circle Formula: The area of a circle is determined by the following formula

A

=

r

×

r

×

π

=

r

2

×

π

Find the missing side. Round to the nearest tenth.

Answers

Step-by-step explanation:

sin x = 12/16 = 0.75

x = arc sin 0.75 = 48.6°

cos x = 36/40 = 0.90

x= arc cos 0.90 = 25.8°

cos x = 10/15 = 0.6667

x= arc cos 0.6667 = 48.2°

tan x = 30/18 = 1.6667

x = arc tan 1.6667 = 59.0°

The area of a rectangular classroom is 572 square feet.
If the width of the classroom is 22 feet, what is the
length?

Answers

Answer: 26 Feet

Hope this helps!

middle school has 600 students and 34% of them are in the 8th grade. One-fourth of 8th graders walk to school. How many 8th grade students walk to school? A. $4.50 B. $9.00 C. $12.00 D. $48.60

Answers

Answer: 51 students

Step-by-step explanation:

There are 600 students in this school and 34% are in 8th Grade.

The number of students in 8th grade is:

= 34% * 600

= 204 students

Then out of these 204, 1/4 walk to school. The number of students walking to school is therefore:

= 204 * 1/4

= 51 students

Options are most probably for another question.

Answer:

51

Step-by-step explanation:

What is the shape of the graph of the function?
h(t)=0.6⋅3.2^t

Answers

Answer:

A

Step-by-step explanation:

Here the base (3.2) is greater than 1 and the exponent (t) is positive.  Thus the graph will have shape A.

The correct graph for the given function h(t)=0.6×[tex]3.2^{t}[/tex] will be upward increasing so option (A) will be correct.

How to plot a graph?

A graph is a diagram that shows the fluctuation of one variable in relation to one or more other variables.

In order to plot the graph, we need to find out y's values corresponding to x's value

After that, we need to substitute the values of x's and y's into the coordinate geometry.

Given function is  h(t)=0.6×[tex]3.2^{t}[/tex]

As t is increasing then the term [tex]3.2^{t}[/tex]  will also go to increase since 3.2 is greater than 1.

Hence the value of the graph will go to increase as x increases so it is clear that option (A) will be correct.

For more information about the graph of a function

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PLZ HELP ME
What is the quadratic regression equation for the data set?




yˆ=−0.175x2−3.786x+121.119

​yˆ=−0.175x2+3.786x−121.119​

​yˆ=−0.175x2+3.786x+121.119​

​ ​ ​yˆ=−0.175x2−3.786x−121.119​ ​ ​
x y
6 100
3 110
10 50
3 90
5 120
15 30
9 70

Answers

Answer:yˆ=−0.175x2−3.786x+121.119

look at picture

Step-by-step explanation:

The quadratic regression equation for the data set is:

y^ = -0.175x²-3.786x+121.119

What is Quadratic Regression Equation?

Quadratic regression is the process of determining the equation of a parabola that best fits a set of data. This set of data is a given set of graph points that make up the shape of a parabola. The equation of the parabola is y = ax² + bx + c, where a can never equal zero.

According to the given problem,

Let us choose any value of x,

x = 10

For this value of x we can see that the respective value of y= 50

Substituting the value of x in the equations to see which equation satisfies the value of y as 50.

Substituting the value of x in the equation:

y^ = -0.175x²-3.786x+121.119

y^ = 50

Hence, we can conclude that y^ = 0.175x² - 3.786 + 121.119 is the quadratic regression equation for the given data set.

Learn more about Quadratic Linear Equations here:

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Evaluate if m=10: -2m + 6

Answers

Answer:

-14

Step-by-step explanation:

-2 x 10 = -20

-20 + 6 = 14

Therefore -2m + 6 = 14

Of the pizzas recently sold at Pizza Pies, 10 had pepperoni and 2 did not. Considering this data, how many of the next 6 pizzas sold would you expect to have pepperoni?

Answers

Answer:

1 pizza

Step-by-step explanation:

Of the pizzas recently sold at Pizza Pies, 10 had pepperoni and 2 did not.

This means, the total number of pizzas sold is

10 pepperoni + 2 pizzas without pepperoni = 12 pizzas

Hence, the number of 6 pizzas that would be sold without pepperoni is calculated as:

From the above question,

12 pizzas = 2 pizza without pepperoni

6 pizzas = x

Cross Multiply

12 pizzas × x = 6 Pizzas × 2 pizza without pepperoni

x = 6 Pizzas × 2 pizza without pepperoni/12 pizzas

x = 1 pizza without pepperoni

Therefore, 1 pizza would not have pepperoni out of 6 pizzas sold

Answer:

5

Step-by-step explanation:

Somebody please help it would be much appreciated.

Answers

Answer:

25

Step-by-step explanation:

as you can see test a is further away from the ruler you have to put it at 0 so that you can get your answer I am not sure if it's correct or not

Answer:

Step-by-step explanation:

There are 520 employess at greenville publishing. Jasmine surveys a representative sample of employees on their transportation costs each month. The reults are shown in the box plot.

Answers

Answer:

130 ; 50% ; 25%

Step-by-step explanation:

Using te boxplot to answer the underlying questions :

Number of employees who spend $10 or less corresponds to the lower quartile, which is up to 25% of the distribution :

Total number of employees = 520

Number of employees who spend $10 or less = 25% of 520 = 0.25 * 520 = 130 employees.

Percentage of employees who spend from $10 to $45 = Interquartile range

$10 corresponds to lower quartile = 25%

$45 corresponds to upper quartile = 75%

IQR  = 75% - 25% = 50%

Percentage who spend $45 or more

$45 corresponds to the upper QUARTILE (Q3) :

45 or more = 100% - Q3 = 100% - 75% = 25%

You rent an apartment that costs \$1000$1000 per month during the first year, but the rent is set to go up \$160$160 per year. What would be the monthly rent during the 10th year of living in the apartment?

Answers

Answer:$2440

Step-by-step explanation:

a10 = a1 + (n-1)d <--- arithmetic sequence formula

a10 = 1000 + 9(160)

a10 = 2440

the answer would be $193,960

Can someone please help? The question is in the picture.

Answers

Answer: Choice B. 10+4*sqrt(14)

===========================================================

Explanation:

The diagram shows that PT = 4 and QR = 5. Since QR is a radius of the circle, this means that the other radii segments TR and RS are also 5 units long.

Note how PR = PT+TR = 4+5 = 9, and how this segment is the hypotenuse for the right triangles PQR and PRS.

Picking either triangle, we have one known leg of 5 units (the radius mentioned earlier) and the other is unknown. The unknown leg is tangent to the circle, and recall that a tangent segment is always perpendicular to the radius at the point of tangency. So that's why we have right triangles.

Apply the pythagorean theorem to find the length of PQ and PS (both are the same length)

a^2 + b^2 = c^2

a^2 + 5^2 = 9^2

a^2 + 25 = 81

a^2 = 81 - 25

a^2 = 56

a = sqrt(56)

a = sqrt(4*14)

a = sqrt(4)*sqrt(14)

a = 2*sqrt(14)

The exact length of PQ and PS is 2*sqrt(14) units.

---------

We have enough to find the perimeter of quadrilateral PQRS. We add up the exterior sides. That means we ignore the interior segment PR.

perimeter = PQ+QR+RS+SP

perimeter = 2*sqrt(14)+5+5+2*sqrt(14)

perimeter = 10+4*sqrt(14)

Answer is choice B

Side note: The expression above approximates to roughly 24.966629

Is -6.5555 a rational or irrational number?

Answers

Answer:

Rational

hope this helps

have a good day :)

Step-by-step explanation:

Answer:

Rational.

Step-by-step explanation:

Rational numbers are the numbers that can be expressed in the form of a ratio.

A basket cottons 5 purple pencils and 3 brown pencils. If the two pencils are picked at random one of the other without replacement then what is the probability of pencils are that both purple ?

Answers

Answer:

35.7% chance

Step-by-step explanation:

First pull is 5/8 chance, but then becasue you don't replace it next pull is 4/7, so you multiply them together

Help i need to find this,

Answers

Answer:

Adjacent

Step-by-step explanation:

They are next to each other ^^

Condense (cos92°)(cos133°)-(sin92°)(sin133°) into a singular trigonometric function expression, then find the exact value.

Answers

Answer:

-1/√2  

Step-by-step explanation:

According to trigonometry identity

cos(A+B) = cosAcosB - sinA sinB

Given the expression

(cos92°)(cos133°)-(sin92°)(sin133°)

This can be expressed as cos(92+133) where A = 92, B = 133

(cos92°)(cos133°)-(sin92°)(sin133°)

= cos(92+133)

= cos225

= -0.7071

= -1/√2

Hence the exact value is  -1/√2  

Please help I’ll give brainlist

What are Three examples for linear equations? Show work

Answers

Answer:

2x – 3 = 0

2y = 8.

m + 1 = 0

x + y = 2

3x – y + z = 3.

Step-by-step explanation:

these are 5 examples

IF YOU HELP YOU WILL GET BRAINLIEST.

Answers

Answer:

11

Step-by-step explanation:

find the volume

find 80% of whats left

divide by 1.75 (gas price)

sorry if its wrong but im human

will give you the steps but try to do the problem by yourself.  

Start by finding the volume of the tank

Multiply 1.75 ft and 1.25 ft then covert the sum to inches by multiplying it by 12.

Then multiply that amount by the ll inches and you have the volume.

Since the tank is 20% full divide the volume by five, take the number you get from that and subtract it from the origanl volume.

Now you have the amount you need to fill.

Since it is 3.

Divide the amount you need to fill by 77 and you get the cost to fill the tank.

correct answer marked brainliest

Answers

Answer:

a. 120

b. 336

Step-by-step explanation:

hope this helps:)

Four-fifths of a math class is made up of female students. What is the
ratio of male students to female students?

Answers

I am answering this so the other answer can get brainliest since they were the ones who gave you the answer :)

mean, median, mode, and range
23, 24, 24, 25, 26, 27, 28, 29, 30

Answers

Mean- 26.222222222222

Median- 26

Mode- 24

Range- 7

Hope this helped :D

Problem Set
1. A 5-liter cleaning solution contains 30% bleach. A 3-liter cleaning solution contains 50%
bleach. What percent of bleach is obtained by putting the two mixtures together?

Answers

5 liters (L) of 30% bleach solution contains 0.3×(5 L) = 1.5 L of bleach.

3 L of 50% bleach contains 0.5×(3 L) = 1.5 L of bleach, too.

Combined, you would have 8 L of solution containing 1.5 L + 1.5 L = 3 L of bleach, so the concentration of bleach is

(3 L) / (8 L) = 0.375 = 37.5%

The Blue Diamond Company advertises that their nut mix contains (by weight) 40% cashews, 15% Brazil nuts, 20% almonds and only 25% peanuts. The truth-in-advertising investigators took a random sample (of size 20 lbs) of the nut mix and found the distribution to be as follows: 5 lbs of Cashews, 6 lbs of Brazil nuts, 5 lbs of Almonds and 4 lbs of Peanuts. At the 0.05 level of significance, is the claim made by Blue Diamond true? Select the [p-value, Decision to Reject (RH0) or Failure to Reject (FRH0)].

Answers

Answer:

Hope this helps!

Step-by-step explanation:

The answer of the condition is Fail to Reject.

What is Chi- square test?

A chi-squared test (also chi-square or χ2 test) is a statistical hypothesis test that is valid to perform when the test statistic is chi-squared distributed under the null hypothesis, specifically Pearson's chi-squared test and variants thereof. Pearson's chi-squared test is used to determine whether there is a statistically significant difference between the expected frequencies and the observed frequencies in one or more categories of a contingency table.

The data is given as follow:

The experimental weight of cashews = 40 % of 20lbs

                                                                  = 8

The experimental weight of Brazil Nuts = 15 % of 20lbs

                                                                  = 3

The experimental weight of Almonds = 20 % of 20lbs

                                                                 = 4

The experimental weight of peanuts = 25 % of 20lbs

                                                                  = 5

The observed value is :

Cashews = 5Brazil Nuts= 6Almonds= 5Peanuts= 4

So, [tex]{\displaystyle \chi }[/tex] =[tex]\frac{(O-E)^{2}}{E}[/tex]

[tex]{\displaystyle \chi }[/tex]= [tex]\frac{(5-8)^{2}}{8} + \frac{(6-3)^{2}}{3} + \frac{(5-4)^{2}}{4} +\frac{(4-5)^{2}}{5}[/tex]

  = 4.575

pvalue = p([tex]{\displaystyle \chi }^{2}[/tex] > 4.575) = [tex]{\displaystyle \chi }^{2}[/tex] cdf(4.575, 99999, 3)

                                     = 0.208 >α

Hence, Fail to reject.

Learn  ore about chi square test here:

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Need to know asap!!
Expand and simplify:
6(3j – 2) - 4(2j + 4)​

Answers

18j - 12 - 8j - 16
10j - 28

Please I need help. Help me please​

Answers

Answer:

Hello! answer:

A: 5

B: 15

C: 61

D: 24

E: 37

F: 10

I believe all of these are correct. when solving remember you do a^2+b^2=c^2

Pizza one has a diameter of 8in in cost $10 pizza to has a diameter of 14 in in cost $16 which is the better buy show your work​

Answers

Answer:

Pizza two

Step-by-step explanation:

Given data

Pizza one

Diameter =8in

Cost =$10

Unit price= 10/8= $1.25

Pizza two

Diameter =14in

Cost =$16

Unit price= 16/14= $1.14

The better buy is Pizza two

solve it please, (√81 + √9) ASAP​

Answers

Step-by-step explanation:

hope it is helpful to you

Answer:

2√21

Step-by-step explanation:

I basically simplify the radical by breaking the radical up into products of the know factors, assuming the real numbers.

omg please help me I don't understand

Answers

Answer:

508sq. cm

Step-by-step explanation:

surface area of a prism = 2(lw + wh + lh)

For the larger prism

Surface area = 2(2*10 + 2 * 12 * 10*12)

Surface area = 2(20+24+120)

Surface area = 2(164)

Surface area = 328sq.cm

For the smaller prism

Surface area = 2(3*6 + 3 * 8 * 6*8)

Surface area = 2(18+24+48)

Surface area = 2(90)

Surface area = 180 sq.cm

Surface area of the figure = 328 + 180

Surface area of the figure = 508sq. cm

caculate the value of this expression 60-(-80)
pls help me solve both​

Answers

Answer:

The first one is 140 and the second one is -2.6

Step-by-step explanation:

Your welcome !

just use a calculator lol

Answer:

19 is D

20 is A

Step-by-step explanation:

19. 60+80=140

20. 2.3-4.9=-2.6

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