A student was assigned 40 math problems for homework. The student correctly answered 85% of the problems. How many homework problems did the student correctly answer ?

Answers

Answer 1

Answer: 34 questions right

Turn 85% into a decimal so .85 then multiply by 40 to get 34

Step-by-step explanation:


Related Questions

Write the mixed number as a percent.
[tex]1 \frac{1}{4} [/tex]

Answers

125% I am pretty sure

Which fraction is equivalent to 4 over -9 ? (5 points)

A) 4 over 9

B) -4 over -9

C) 9 over 4

D) -4 over 9

Answers

Answer:

c is the best answer for this

Tammy made $208 for 13 hours of work.
At the same rate, how much would she make for 9 hours of work?

Answers

Answer:

$144

Step-by-step explanation:

1) Divide $208 by 13 hours to find out how much money she would make for 1 hour of work.

208 ÷ 13 = 16

1 hour = $16

2) Multiply the amount of money she makes for 1 hour by 9.

16 × 9 = 144

She makes $144 for 9 hours of work.

I hope this helps! I would really appreciate it if you would please mark me brainliest! Have a blessed day!

Answer:

$144 for 9 hours of work.

Step-by-step explanation:


Jenny recorded the weight of 5 dogs. Each dog weighed a different amount. She recorded the results
Which conclusion can be made about the interquartile range of Jenny's box plot?
a box plot.

A)
All the dogs weighed 15 pounds or less.

B)All the dogs weighed between 5 and 15 pounds.

C)The middle 50% of the dogs weighed between 5 and 15 pounds.

D)
The interquartile range was higher than it should be because of the dog
that weighed 20 pounds.

Answers

Answer:

C

Step-by-step explanation:

the middle 50% wold be the numerical values in the actual box part of the box plot.

Consider a parallelogram in which one side is 3 inches long, another side measures 4 inches, and the measurement of one angle is 45°. How many parallelograms can you construct given these conditions? What are the lengths of the sides and the measurements of the angles for the parallelogram(s)?

Complete the steps below to solve the problem.

Part A
Using a ruler and protractor, draw a parallelogram that satisfies the given conditions. (If you don’t have these tools available, draw it freehand.) How many different parallelograms can you draw based on the given conditions?

Answers

Answer:

Only one parallelogram can be drawn based on the given conditions.

Step-by-step explanation: just believe me

0540-0058= ???
In military time

Answers

Answer:

0442 (4:42 normal time)

btw plz give brainliest

A ball is dropped from a height of 192 inches onto a level floor. After the third bounce it is still 3 inches off the ground. Presuming that the height the ball bounces is always the same fraction of the height reached on the previous bounce, what is that fraction?

Answers

Answer: The required fraction = [tex]\dfrac18[/tex]

Step-by-step explanation:

Let the required fraction = [tex]\dfrac{p}{q}[/tex]

Given: Initial height = 192 inches

Height of ball after second bounce = [tex]\dfrac{p}{q}\times192[/tex]

Height of ball after third bounce = [tex]\dfrac{p}{q}\times\dfrac{p}{q}\times192=192\dfrac{p^2}{q^2}[/tex]

After the third bounce it is 3 inches off the ground.

So,

[tex](\dfrac{p}{q})^2192=3\\\\\\(\dfrac{p}{q})^2=\dfrac{3}{192}\\\\(\dfrac{p}{q})^2=\dfrac{1}{64}\\\\(\dfrac{p}{q})^2=(\dfrac{1}{8})^2\\\\ \dfrac{p}{q}=\dfrac{1}{8}[/tex]

Hence, The required fraction = [tex]\dfrac18[/tex]

The answer to the problem 5 x (4 + 1) is called a _____.
A) Sum
C) Product
B) Difference
D) Quotient

Answers

Answer:

C) product

Step-by-step explanation:

5x(4+1)=

20x+5x= 25x

select all 4 of the correct answers, and I'll give you brainliest

Answers

Answer:1,2,3,5

Step-by-step explanation:

+-√-49=+-
please help

Answers

Answer: 0 if I am not mistaken

If u can help please do

Answers

Answer:

the first one is 240

the second one is 280

the third one is 200

The answers that would be discarded would be 220, 360 and 500

Step-by-step explanation:

Hey There!

So for this problem all we have to do is plug in the hours worked and drones sold into the expression 10h+40d

For the first one we just plug in 8 for hours (because he worked 8 hours) and 4 for drones ( because he sold 4 drones )

so we would have 10(8) + 40(4)

10x8=80

40x4=160

160+80=240 So 240 would go with the first one

For the second one we plug in 4 for hours ( because he worked 4 hours) and 6 for drones ( because he sold 6 drones)

so we would have 10(4)+40(6)

10x4=40

40x6=240

240+40=280

So 280 would go with the second one

For the third one we plug in 12 for hours ( because he worked 12 hours) and 2 for drones ( because he sold 2 drones)

so we would have

12(10)+2(40)

12x10=120

2x40=80

120+80=200

so 200 would go with the third one

hope this helps :)

what is a number that is greater than 1 and is a factor of 12 and 27​

Answers

Answer:

3

Step-by-step explanation:

factors of 12: 1, 2, 3, 4, 6 and 12

factors of 27: 1, 3, 9, and 27

hope it helps :)

Using the commutative property, how can 147+ (78 +52) be rewritten?
O (147 x 78) + (147 x 52)
O (78 +52) + 147
O (147+78) + 52
O 147 + 130

Answers

Answer:

(147+78) + 52

Step-by-step explanation:

Hope this Helps!

5. Each pair of polygons below are similar. Show your work! Solve for x:

Answers

Since they are similar, you need to find the ratio of similarity (I made up the term, there is probably a correct one that I can’t remember).

If you divide 16/40, you’ll find that that ratio is 2.5. So then you just multiply 16 x 2.5. You’ll get 18.

18 is the length of the top of the trapezoid.

You set 18=2x+4 and solve it algebraically. Subtract 4 from both sides.

14=2x
Divide by 2 and x=7

(You can also check that the ratio is right by 16/18 is the same decimal value as 40/45. You’ll get .88888...)

What is (are) the solution(s) to the equation 23x−3=−13x−6?

Answers

From Question ,
23x-3 = 13x-6
Or, 23x-13x = -6+3
Or, 10x = -3
Or, x = -3/10
Therefore x = -3/10 ans

Hope this helps !

Please mark it as the brainliest

If q is the centroid of JKL, LN=72,JP=93, and MK=78, find each missing measure

Answers

*diagram is in the attachment below

Answer:

Step-by-step explanation:

Given:

LN = 72

JP = 93

MK = 78

Required:

LQ, QN, QP, JQ MQ, and KQ.

Solution:

Apply the centroid theorem to find each missing measure.

✔️LQ = ⅔(LN)

LQ = ⅔(72)

LQ = 48

✔️QN = ⅓(LN)

QN = ⅓(72)

QN = 24

✔️QP = ⅓(JP)

QP = ⅓(93)

QP = 31

✔️JQ = ⅔(JP)

JQ = ⅔(93)

JQ = 62

✔️MQ = ⅓(MK)

MQ = ⅓(78)

MQ = 26

✔️KQ = ⅔(MK)

KQ = ⅔(78)

KQ = 52

The function f is given by the table of values as shown below.

x 1 2 3 4 5
f(x) 9 11 15 23 39
Use the given table to complete the statements.

The parent function of the function represented in the table is
.

If function f was translated up 5 units, the
-values would be
.

A point in the table for the transformed function would be
.

Answers

The parent function for this function represented in the table is an exponential function.

We have given that,

The function f is given by the table of values as shown below.

x     1   2    3    4     5

f(x)  9  11     15  23  39

What is an exponential function?

An exponential function can be defined as a mathematical function whose values are generated by a constant that is raised to the power of the argument. Mathematically, an exponential function is represented by this formula

f(x) =

11 - 9 = 2 = 2¹

15 - 11 = 4 =

23 - 15 = 8 =

39 - 23 = 16 = 2⁴

Therefore, we can deduce that the parent function for this function represented in the table is an exponential function.

If function f was translated up to 5 units, then f(x) values would be increased by 5. Also, a point in the table for the transformed function is equal to (1, 4).

To learn more about the exponential function:

https://brainly.com/question/8844911

#SPJ1

What is the area of the triangle?
8
10
6
units
2

IF U GET THE ANSWER THABK YOU AO MUCH

Answers

Answer:

24

Step-by-step explanation:

multiply base x height

Find the Volume please help​

Answers

Hopes this helps if wrong please correct me:

Answer:

183.35m

I really need help with thing I am in math class help this is due today

Answers

Answer:

C

Step-by-step explanation:

The triangle is doubled

What is 273x 346 I need help like asp

Answers

Answer:

94458

Step-by-step explanation:

273 x 346 =94458

Answer:

just use a calculator

Step-by-step explanation:

94458

that is the answer

Simplify the following expressions. Assume all variables are positive.
Exponents in simplified form should all be positive.
(81)
1.
493 · 494
2.
3
(81)
3.(16x24)

Answers

1) 49^43/12
2)1/9
3) 2x^6

Al, Barb, and Calvin shared a large pepperoni pizza after school. Al ate 1/3 of the pizza, Barb ate 1/4 of the pizza. and Calvin ate the rest. What is the ratio of Al's share of the pizza, to Barb's share, to Calvin's share?

a. 4:3:5

b. 3:4:7

c. 5:4:3

d. 3:4:5

e. 4:5:7

Answers

Answer:

A: 4:3:5

Step-by-step explanation:

Al ate 1/3 of the pizza. 1/3 can also be written as 4/12. Barb ate 1/4 of the pizza. 1/4 can also be written as 3/12. 4/12 plus 3/12 is equal to 7/12. One whole would be 12/12, so to get the remaining amount of pizza, do 12/12-7/12, to give you 5/12. 4:3:5. We needed to make all of the fractions have a common denominator in order to solve this particular problem.

Can someone help me?


What's 4/5 of 55?

Answers

Answer:

44 is 4/5 out of 55 (44/55 = 4/5)

Step-by-step explanation:

55 can be divided into fifths.

1/5 = 11 or 11/55

11 x 4 = 44

Hopefully this helps :3 Sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~

It takes 45 min for Faucet A to fill a tank, and it takes Faucet B 63 min. How many minutes will it take the two faucets to fill the tank together?

Answers

Answer:

the total minutes taken together is 26.25 minutes

Step-by-step explanation:

The computation of the number of minutes that required to fill the tank together is shown below:

[tex]\frac{1}{45} + \frac{1}{63} = \frac{1}{x}\\\\\frac{7 + 5 }{315} = \frac{1}{x} \\\\\frac{12}{315} = \frac{1}{x} \\\\12x = 315\\x = 26.25[/tex]minutes

Hence, the total minutes taken together is 26.25 minutes

The increased demand for vegetarian meals has caused an increase in the price of tofu. If the current cost of $2.99 per pound is increasing 6% per year, what will it cost in 5 years?

Answers

Answer:

R90,70

Step-by-step explanation:

[tex]2.99 \times \frac{6}{100} \times 5 = [/tex]

Answer:

y=4, or $4

Step-by-step explanation:

a=initial amount

b=growth

+6%=growth

100+6=106

106/6=1.06

equation: y=2.99(1.06)^x

2.99(1.06)^5

around 4

three raised to the square of a number, x, is equal to nine raised to the power two times the same number x decreased by one.


please help! i will mark brainliest

Answers

Answer:

Step-by-step explanation:

[tex]3^x^2=9^{2x-1}\\3^x^2=(3^2)^{2x-1}\\x^2=4x-2\\x^2-4x+2=0\\X^2-4X+4=-2+4\\(X-2)^2=2\\|x-2|=\pm \sqrt{2} \\x=2+\sqrt{2},2-\sqrt{2}[/tex]

Choose the two expressions that are equivalent to 6.5 - 1.3.
CLEAR
CHECK
-
-
1
1
1
1
1
1
1
1
65 - 13
65 : 130
650 - 130
650 - 13

Answers

65/13
650/130







explanation





hope this helped

Answer:

65  ÷ 13  #1 650  ÷  130#2 65  ÷  130 #3

Step-by-step explanation:

What is the slope of the line through (-9,6) and (-3, 9)?

Answers

Answer:

1/2 think it is bc -9,6 and -3,9 are 1/2

15,19,23,__,31 find the number sequence

Answers

Answer:

27

Step-by-step explanation:

yes.

are you trying to find the missing number bc if so then its 27

15,19,23,27,31

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