10 people can paint a building in 5 days. If each person paints as quickly as the others then how much of the building could 7 people paint in 5 days? A.7/5
B.5/7
C.7/10
D.10/7

The ratio of two numbers is 5 to 4. the sum of the numbers is 99. what number is the greater of the two numbers?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.