Question
Ms. Riya allocated her savings into three different funds X, Y, and Z in the ratio 8:7:6. The interest rates for these funds are w% p.a., (w − 4)% p.a., and (w + 4)% p.a., respectively (simple interest). If the total simple interest earned in 1 year is Rs. 3,320 and the interest rate of fund Y compared to Z is in the ratio 3:5, find the total savings invested.
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