A bag contains 18 red marbles, 2 white marbles, and 7 gray marbles. You randomly pick out a marble, record its color, and put it back in the bag. You repeat this process 81 times. How many white or gray marbles do you expect to get?

If y varies directly as x, find the constant of variation if y = 34 when x = 2 A. 15 B. 10 C. 17 D. 12

Which of the following does not describe the dependent variable? A. It is the range. B. It is the y-values. C. It is the output. D. it is the x-values.

85% of what number is 10.2

What is the fraction form of 2.333

Find the product. y 4 · y 6

The initial price for a horse is $39000. It is discounted by 40% and then by further 14%. Find the price of the item.

How to find the mean of percentages

Suppose f (x) = x^2 and g (x) = (2x) ^2. Which statement best compares te graph of g (x) with the graph of f (x) ? A. The graph of g (x) is horizontally compressed by a factor of 2. B. The graph of g (x) is horizontally stretched by a factor of 2. C.

Solve for x: 5x-2x=7x+2x-24

Lydia buys 5 pounds of apples and 3 pounds of bananas for a total of $8.50. Ari buys 3 pounds of apples and 2 pounds of bananas for a total of $5.25. This system pound of apples, and y is the cost per pound of bananas.