Pls answer and give simple solution

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Question 15 A deposit of P275.000 becomes P 318,500 after a certain period. How much is the interest? \fQuestion 7 2 Points To find the rate of simple interest, we use the formula r = IPt. A True B False Question 8 2 Points Find the interest gained in a deposit of P 13,500 in 12 years with a simple interest rate of 4.25%. A P 5,865 B P 6,885 C P 19,365 D P 20,385Question 14 How much Interest will P 15,000 earn in 2 years If itls compounded annually at 8% interest rate? Question 3 2 Points How many years will an amount invested at a simple interest of 2.5% become four times its interest? Blank 1 Blank 1 Add your answer Question 4 2 Points If an amount is invested and compounded every six months, the rate of interest is divided into periods. Blank 1 Blank 1 Add your answerQuestion 9 2 Points What is the total compounding period after 3 years if an amount is after every three months? A 3 B 6 C 9 D 12The future value of principal P compounded annually after 2 years is F = P(1 + 2r). The sum of the accumulated amount and the interest Is equal to the principal. Question 11 If an Interest rate of 7.5% is compounded quarterly,what will be the periodic rate? Question 12 If there are twelve interest payment periods In a year. the compounding is Question 1 2 Points Simple interest computation is based on the original principal, which does not change from time to time. A True B False Question 2 2 Points The future value after interest is compounded can be obtained P using the formula F = (1+r)t A True B FalseQuestion 10 How long will a principal earn an Interest equal to half of it at 10% simple interest