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| 1. |
A sum of money at simple interest doubles itself in 4 years in how much time will it triple itself |
| Answer» EXPLANATION:Amount = Principal + Interest LET P = 100 Then A=200 so 200=100+ (100*r* 25 )/3*100 (100*300)/25*100=R 12%= R The amount will TRIPLE in 300= 100 + (100*12*T)/100 (200*100) /100*12=T | |