Round 8 5/9 to the nearest whole number

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Which one is the correct answer, and why?