90 is 40% of what number?

Solve using an equation

A bag contains 2 red marbles, 7 blue marbles and 6 green marbles. If two marbles are drawn out of the bag, what is the probability, to the nearest 1000th, that both marbles drawn will be red?

The price to be paid for a video game is. 85x what was the discount

At the start of the week, you could complete 12 push-ups. By the end of the week, you could complete 17 push-ups. Which proportion could you use to find the percent increase in the number of push-ups you can complete

Oliver lives in a state with no state income tax. He pays $150 in payroll tax each week. If the federal income tax is 0.75 of the payroll tax, how much are the other taxes.

127% of what number is 127

Girl summed digits through 9, sum's square is?

Find the value of x 6x-17 and 4x+7

Joseph and Isabelle left Omyra's house at the same time. Joseph jogged north at 8 kilometers per hour, while Isabelle rode her bike west at 12 kilometers per hour. Omyra tried to figure out how far apart they were after 1.5 hours.

Find the product of 50*28

These are hundreds. If you put them together, which unit will you make? a. One b. hundred c. Thousand d. Ten