There were 3 times as many boys as girls in a museum. After 75 boys left and 25 girls entered, there were 2 times as many girls as boys. If 90 children remained, how many children were in the museum at first? *

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?

What is the simplified form of the square root of 72x^16/50x36? assume x ≠ 0.

Sara borrowed $5,000 from her father at a simple interest rate of 12.5% per year. over a two - year period, she made equal monthly payments to pay back the loan plus the interest on the loan. about how much was her monthly payment