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2 years ago

6

Selecting a marble from a bag containing 50 marbles and 45 orange marbles

1 answer:

tamaranim1 [39]2 years ago

7 0

U have a 90% chance of picking an orange marble, 10% of picking a different color

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Which choices are equivalent to the expression below? Check all that apply.

JulsSmile [24]

Answer:5

Step-by-step explanation:

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2 years ago

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What are the domain and range of the function below?

vagabundo [1.1K]

Answer:

domain = 0 < x < infinity / range = y < 4

Step-by-step explanation:

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2 years ago

Lisa purchased a hat for $10, a purse for $20, and a book for $23. The sales tax rate was 7.2 percent. What was the total amount

shusha [124]

10+ 20+ 23 = 53
53 x 0.072 = 3.816
53 + 3.82 =
$56.82

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3 years ago

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A recreation center charges nonmembers $3 to use the pool and $5 to use the basketball courts. A person pays $42 to use the recr

Andrei [34K]

Let x = times in the pool
Let y = times in the basketball courts

42=3x+5y
x+y=12
Therefore y = 12-x
Subsitute for y
42 = 3x + 5(12-x)
42 = 3x + 60 -5x
Subtract 60
-18 = -2x
9 = x

The person used the pool 9 times.

5 0

3 years ago

(I will give brainliest, a thanks, 30 points, and 5 stars if you can answer these 2 questions)

dimulka [17.4K]

Answer:

1. 9 pi, 2. 121 pi

Step-by-step explanation:

The formula for circumference is pi d. So for the first question the radius would be three. The you do pi r ^2 for area so 3 times pi squared. Which is 9 pi. For the second you will do the same thing you will do 22 pi divided by 2 which is 11 pi then you will square 11pi and get 121 pi

4 0

3 years ago