ANSWER

EXPLANATION
The volume of a rectangular prism is given by the formula,

We substitute the dimensions to obtain,

The volume of the rectangular pyramid is,

Equating the two volumes gives,

We divide through by 6×12 to get,

We solve for x to obtain,

12.7388535, so about 13 would be the radius
1 cup = 8 ounces
3/4 cup = 8*(3/4)
3/4 cup = 6 ounces
She will add 6 ounces of water as it is equivlent to a 3/4 cup
don't
stay in school kids please don't
12% of 4,000 = 480
4,000 * 3 = 12,000
480 * 3 = 1,440
12,000 + 1,440 = 13,440
So...at the end of 3 years, $13,400 is due.
Hope I helped! Please mark Brainliest if correct; I would greatly appreciate it. :)