Should in between 2 and 3, should it be labeled 5/2

In the rectangle below ac=30 units what is de

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.

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters