Anyone know this bc it is timed

the answer is a

step-by-step explanation:

39.00 x 24 = total installment price

carrying installment price - cash price

needed to save the .00/

$119.20

step-by-step explanation:

$372.50 - 60% off is $149. $149-20% off is $119.20

i'm assuming that it's c.)   volcanoes built the mountains and earthquakes tore them down.

6^2 or 36

step-by-step explanation:

6000n

6×1000n

6×10^3 n

so we need 6n need to be a perfect cube

so n has to be 6^2 so that 6n is 6^3

what i'm saying is if you let n be 6^2 you have 6^3×10^3 or 60^3 which is a perfect cube