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| 1. |
At what rate percent per annum simple interest will a sum be three times itself in 10 year |
| Answer» 20%Explanation:let PRINCIPAL is PAmount = principal + interest3P = P + ( P* R * 10 ) / 1003P - P = P*R*10/ 1002P = P * R /102 * 10 = RR = 20 % | |