3. The sales tax on a P13 800 appliance is p1656. What is the rate of sales tax? A 896 B. 11% C. 12% D. 15% 4. If you borrowed P3000 at 4.5% simple interest rate per annum, for howlong that your interest will reach #4057 A 1 year B. 2 years C. 3 years D. 4 years 5. Zachary loaned a certain amount in the bank for 3 years at 4% simple interest annually and paid P600 interest after the term. How much did heloan? A P6 000 B. P5 000 CP4 000 D.P3 200​