What is the answer to this?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

15/16 as a decimal rounded to the nearest hundredth

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.