Question

A money market account dropped to 5/8 its original value of $7.200. What is its current value?

A. 180
B. 450
C. 1,152
D. 4,500
E. 11,520

Answer 1

Which claim most accurately describes the energy transformation taking place while he practices his guitar?

Sound energy is converted into elastic energy.

Kinetic energy is converted into thermal energy.

Mechanical energy is converted into sound energy.

Electrical energy is converted into mechanical energy.

Explanation:

Answer 2

C. 4,500

Explanation:

1. Since we have 5/8 of the original 7200, we can multiply and divide.
2. 7200*5=36000
3. 36000÷8=4500
4. Therefore, the answer is c, 4,500