A store is selling gloves for $7.50 each. Which equation represents the total cost of gloves?
A) 7.5 # of gloves = total cost
B) # of gloves = 7.5. total cost
C) 7.5 = # of gloves = total cost
D) total cost = # of gloves = 7.5 # of gloves
Hel pleaseee

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)