Answer:
The answer is D
Step-by-step explanation:
1/8 is the equivalent to 0.12
square root of 0.02 is 0.14
18% is equal to 0.18
Answer:
d. [tex]\sqrt{0.02}[/tex]
Step-by-step explanation:
1/8 = 0.125
18% = 0.18
1/5 = 0.2
1.6
0.09
[tex]\sqrt{0.02}[/tex] = 1.141
A grocery store recently sold 12 cans of soup, 6 of which were black bean soup. Based on experimental probability, how many of the next 20 cans sold should you expect to be black bean soup?
Answer: 10
Step-by-step explanation: the probability of selling black bean soup is 1/2 because 6/12=1/2. You should multiply 20 by 1/2 to find how many of the next 20 are expects to be black bean.
Theresa rolls a 12-sided dice and flips a
coin. What is the probability that she will
roll a 7 and land on heads?
Answer:
The probability is 1/24
Step-by-step explanation:
For a 12-sided dice, there are 12 different possible results
so the possibility of rolling a 7 is just one of the results
The probability of this is simply 1/12
For landing on head, the probability is 1/2
So the probability of the event occurring is the product of these two events
We have this as;
1/2 * 1/12 = 1/24
Please help it’s a group assignment and due today (no links!)
Answer: problem 1 A
Step-by-step explanation:
question 1: find the area of a triangle whose vertices are (-2, 0), (-2, 6), and (5, 0).
answer choices are 9, 15, 21, or 42 (edit- the answer was 21)
question 2: if the measures of the angles in a triangle are in the ratio 3:4:5, the measure of an exterior angle of the triangle can not be
answer choices are 165, 135, 120, or 105
Can you post a picture of the triangle? it would make this way easier.
please help there is a picture below
Answer:
4 glasses, point is (32,4)
Step-by-step explanation:
Really tired but if you want an explanation, do tell me.
A circle has a circumference of 6. It has an arc of length 1.
What is the central angle of the arc, in degrees?
Answer:
60 degrees
Step-by-step explanation:
s = r (theta)
(theta) = s/r
= 1 / (3/π) = π/3
as a degree π/3 x 180/π = 60
60 degrees
*Circumference = 2πr
6 = 2πr
r = 6/2π = 3/π
Which of these sequences shows the flow of energy from the sun through organisms on Earth?
1 sun → producer → consumer → decomposer
2 sun → consumer-producer → decomposer
Answer:
I'm pretty sure it's number 1. The sun goes to plants and the plants get consumed. I don't think that the consumer eats the sun... just kidding. But yeah it's the first one.
1 sun → producer → consumer → decomposer
A plumber charges $75 for the service call and $25 per hour (h) for repairs. Write an algebraic expression to represent the total bill for all plumbing services.
A.
(75 + 25)h
B.
75 + 25h
C.
75h + 25
D.
75 + 25 + h
Answer:B i think if wrong im so sorry
Step-by-step explanation:
Answer:
B 75+25h
Step-by-step explanation:
$75 is the first charge for the service and is constant. $25(per hour) is not constant and changes as the time (hours) changes. That's why it has a h next to it, the h is the variable to hold the place for the hours that would be multiplied in the problem.
A rectangular city lot has an area of 1000 square meters. If the length of the lot is 10 meters more than twice its width, find its length and width.
Answer: l=50 m, w=20 m
Step-by-step explanation:
Given
A rectangular city has an area of [tex]1000\ m^2[/tex]
Also, length is 10 m more than twice its width
suppose width is w
So, length is given by
[tex]\Rightarrow l=10+2w[/tex]
The area is given by
[tex]\Rightarrow A=l\times w\\\Rightarrow 1000=(10+2w)\times w\\\Rightarrow 2w^2+10w-1000=0\\\Rightarrow w^2+5w-500=0\\\Rightarrow w^2+25w-20w-500=0\\\Rightarrow (w+25)(w-20)=0\\\therefore w=20\ m\\l=10+2w=10+2\times 20=50\ m[/tex]
The point (–3,2,–2) lies in the VI octant.
true of false
Passes through the points (-2, 1) and (2, 3)
Answer:
slope 1/2
Step-by-step explanation:
Can someone please help me
Answer:
3
Step-by-step explanation:
Answer:
Step-by-step explanation:
(1 - 4)/(2 -3) = -3/-1 = 3 is the slope
Find the volume of the rectangular prism?
Write your answer in simplest form.
Find the missing length indicated. Leave your answer in simplest radical form
Answer:
25; 15^2+20^2=625. 25^2=625, therefore the answer is 25.
i need help :( this problem is very confusing
Answer:
Emily , don't put your whole name in the questions :DDDD, it's at the top of the page, anyway, Eloper .. :DDD
Step-by-step explanation:
It's arithmetic b/c you're just adding 1
arithmetic
1
1
are the answers , the last one is b/c that's the common difference.
The monthly utility bills in a city are normally distributed with a mean of $100 and a standard deviation of $12. Find the probability that a randomly selected utility bill is more than $120
f(x)= x^2 - 7x +12
The above equation is in standard form. Write the above equation in factored form
f(x) = (x-r1)(x-r2)
r1 represents first root, r2 represetnts second root
What are the roots?
Remember, x-r1 = 0 and x-r2=0
Answer:
f(x) = (x - 3)(x - 4)
Step-by-step explanation:
f(x)= x^2 - 7x +12 factors immediately into f(x) = (x - 3)(x - 4).
The roots are {3, 4}
If x=7 and y=−3, evaluate the following expression:3x−y2
Answer:
27
Step-by-step explanation:
3x−y2= ? if x= 7 & y= -3
Step 1 insert the numbers where they go:
3(7)-(-3)2=
Step 2 the two negatives become a positive:
3(7)+(3)2=
Step 3 multiply:
21+6=
Step 4 add:
27
Find the perimeter of a regular octagon with an apothem of 6 feet and an area of 120 square feet
Step-by-step explanation:
A = (n × s × a)2 A = ( n × s × a ) 2
(120×6)2
240×12
2880
The perimeter of the Octagon is P = 30 feet
What is the perimeter of a polygon?The perimeter of the regular polygon with apothem and area is given by the equation
Perimeter of Polygon P = ( Area x 2 ) / Apothem
where apothem is a line from the center of a regular polygon at right angles to any of its sides
Given data ,
Let the perimeter of the octagon be represented as P
Now , the apothem a = 6 feet
The area of octagon A = 120 feet²
where Perimeter of Polygon P = ( Area x 2 ) / Apothem
P = ( 120 x 2 ) / 6
P = 30 feet
Therefore , the value of P is 30 feet
Hence , the perimeter of polygon is 30 feet
To learn more about perimeter of polygon click :
https://brainly.com/question/28531693
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Jay found 2/3 of a pizza in the refrigerator.He ate 3/4 of it.What fraction of the whole pizza did Jay eat?
Answer:
4/9
Step-by-step explanation:
He ate 1/3 of what he found. 2/3 or the 2/3 were left in the fridge.
2/3 · 2/3 = 4/9
Fourth ninths of the pizza is in the fridge.
Mrs. Kephat's sixth grade class has been collecting aluminum cans. They receive a dollar a can. What percent of the goal still needs to be achieved?
Answer: A. 40%
amount achieved: 600/1000 = 3/5
amount not achieved = 2/5
2/5 as percent is 40%
what is 2.1 times 3.2 find the missing partial products HELP.
Given:
The area model for [tex]2.1\times 3.2[/tex].
To find:
The value of [tex]2.1\times 3.2[/tex] and the missing values in the area model.
Solution:
2.1 can be written as 2 and 0.1 on the left side of the area model.
3.2 can be written as 3 and 0.2 on the top of area model.
Area of the four parts of the area model are:
[tex]2\times 3=6[/tex]
[tex]2\times 0.2=0.4[/tex]
[tex]0.1\times 3=0.3[/tex]
[tex]0.1\times 0.2=0.02[/tex]
The complete area model is shown below.
After adding all areas of the area model, we get
[tex]6+0.4+0.3+0.02=6.72[/tex]
Therefore, the value of [tex]2.1\times 3.2[/tex] is 6.72 and the missing values of the area model are 0.3 and 0.02 respectively.
1. What type of function can be used to model the scenario?
Burton Guster invests $15,000 into an account that earns 6.5% compounded annually.
A. Exponential
B. Quadratic
C. Linear
2.What type of function can be used to model the scenario?
Jack adds 2 quarters to his piggy bank each week.
A. Linear
B. Exponential
C. Quadratic
Josh is going to the store with $60 to buy candy. bags of candy corn cost $3 & bags of chocolate cost $5 he needs to buy at least 20 bags of candy.
What do I put for the blank space? 3x+5y_60
Answer:
3a+5b
Step-by-step explanation:
Variable 1: a = candy corn
Variable 2: b = chocolate
Inequality 1: 60 ≥ 3a + 5b
Inequality 2: 20 ≤ 3a + 5b
The inequalities are as such because Josh needs to spend no greater than $60. He must also buy at least 20 bags of candy. The candy corn costs $3, while the chocolate costs $5. An expression for the total cost of the candy would be 3a + 5b.
what is the product of 4n/4n-4 * n-1/n+1
Answer:
x/x+1
Step-by-step explanation:
[tex]\frac{4n}{4n-4} * \frac{n-1}{n+1}[/tex]
start by reducing the 4n-4 by distributing the 4 to make it 4(x-1)
So the fraction would be 4n/4(x-1)
Now that you have done that you can easily take off the 4 as well as the x-1 thats now in the parentheses
The new equation would be
n*n-1/n+1
Now just multiply:
x/x+1
Answer:
B.) n/(n+1)
Step-by-step explanation:
What is the solution?
Answer:
(7, 5)
Step-by-step explanation:
x = 7
y = 5
Giving brainlist to whoever answers
Answer:
m<A=94
Step-by-step explanation:
(2x+10)+(2x+2)=180
4x+12=180
-12 -12
4x=168
/4 /4
x=42
m<A= 2x+10
m<A=2(42)+10
m<A=84+10
m<A=94
Check:
Add m<A and m<B which should equal 180.
m<B=2x+2
m<B=2(42)+2
m<B=84+2
m<B=86
94+86=180
Consider the line shown on the graph below. Enter the equation of the line in the form y = mx + b where m is the slope and b is the y-intercept. Enter the equation of the line in the form y=mx + b where m is the slope.
Please help Me with this asap. No Links please
Math 8th Grade
Answer:
B = -1
Your answer would be C
Answer:
b = -1
Step-by-step explanation:
-3(2x - 3) + 5x = bx + 9
-3 x 2x = -6x
-3 x -3 = 9
-6x + 9 + 5x = bx + 9
-6x + 5x = -1x
-1x + 9 = bx + 9
(cancel out everything except -1 and b)
-1 = b
the masses in kilogrammes of 20 bags of maize were 90,94,96,98,99,102,105,91,102,99,105,94,99,90,94,99,98,96,102 and 105. using an assumed mean of 96kg, calculate the mean mass per bag of the maize
Answer:
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