Help and explain pls and thankyou

Tori examined the pattern of exponents in the table. based on the pattern, which statements are true? check all that apply.

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct