A group of students formed a circle during a game. The circumference of the circle was about 56.52 feet, and the diameter of the circle was 18 feet.
Which expression best represents the value of ?
A.
56.52
18
B.
18
56.52
56.52
56.52
D.

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.