Tito borrowed some money from a friend at 14% simple interest, He paid an interest of P 1 137.50 after 15 months. How much did tito borrow?

A. P 6,500

B. P 7,000

C. P 10,156.50

D. P 7,500

Please help me answer this as soon as possible i really need this for my final test, thank you.