A 450 gallon tank full of water is draining at a rate of 20 gallons per minute. We can represent the situation with the equation: y
=
450
−
20
x
y
=
450
-
20
⁢
x

where x is the number of minutes that have passed by, and y is the amount of water in the tank. How long will it take for the tank to have 200 gallons?

A.
12.5 minutes

B.
32.5 minutes

C.
2.15 minutes

D.
20 minutes

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w