Aplumber has 2.5 meter long copper wire he needs to cut links of 60 cm 35 cm and 90 cm work out how much the initial 2.5 metres long pipe is left

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Find the quotient with the restriction.

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?