The teacher-student ratio is 1:30. If the school has 1200 students, how many additional teachers must be hired to reduce the ratio to 1:20?

The ratio of the amount of orange juice in Jug A to the amount of orange juice in Jug B was 3:2. When 60 mL of juice from jug A was poured into jug B, the ratio of the amount of orange juice in jug A to the amount of orange juice in jug B became 1:2. What was the amount of orange juice in jug B at first?

Joe, Alex and Sean shared some stamps in the ratio 3:8:5. Sean kept 1/5 of his stamps for himself and gave the rest of his stamps to Joe and Alex in the ratio 3:5. As a result, Alex had 96 stamps more than Joe. How many stamps did Joe have in the end?

your office is participating in a charity event for a local food bank. You will be making cinnamon rolls in bulk and know that you must roll out 4.75 inches of dough to make 3 cinnamon rolls. to produce 54 cinnamon rolls, you need to roll out how many feet of dough?

Mr. Franks traveled 405 miles in his car and used 19 gallons of gas on his trip to the beach and back last weekend. About how many miles per gallon of gas did Mr. Franks car get on his trip to and from the beach?

Two small window air conditioner units are purchased and put into opposite sides of a house. One airconditioner is 1,000 Btu and the other is 2,500 Btu. What is the ratio of the 1,000 Btu to the 2,500 Btu airconditioner?

The total cost of 20 boards is 166.00. one size cost 6.50 and the second size cost 9.50 how many boards aare purchased at each price.

A school has approximately 1800 male and 2000 female students. What is the male to female ratio at the school?