In a school gym, the ratio of the number of boys to the number of girls was 4:3. After 160 boys left the gym, the ratio became 4:5. How many girls were there in the gym?

What is the solution to the equation 3 (x - 1) - 2 (2x + 1) = S (x - 1) ?

If the simple inttrest on $ 2.000 for 2 years then what is the intrest rate

Find the surface area of the rectangular prism 9mm 13mm 3mm?

Ruddy paid $11.22 for 6 gallons of milk. How much did Ruddy pay per gallon?

How many times is larger is the value 250,000 that 240? If you know tell me

Natalie and Juan collect marbles. The number of marbles that Natalie has is 4 more than 3 times the number of marbles Juan has.

Two cars start from towns 805 miles apart and travel toward each other. They meet after 7 hours. Find the speed of each car if one travels 15 mph faster than the other.

Which measure is greater? One inch or one centimeter

2x^2+5x-3 Show steps

Christina is using her computer to design invitations to her birthday party. The text of the invitation is contained in a rectangle with a length of 9.5 inches and a width of 5 inches.