Question
Anjali invested Rs. 3200 at (R + 6)% p.a. simple
interest and earned an interest of Rs. 2304 in 3 years. What would be the interest if the same amount is invested at R% p.a. for 2 years?Solution
ATQ,
3200 × (R + 6)/100 × 3 = 2304
Or, 96R + 576 = 2304
Or, 96R = 1728
Or, R = 18
Desired Interest = 3200 × 18/100 × 2 = Rs. 1152
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