A certain sum amounts to Rs.5150 in 3 years and Rs.5350 in 7 years at simple interest
Find the rate of interest
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Step-by-step explanation:
7th yr = 5350
3 Rd yr = 5150
4 yrs difference= 200
1 yr = 50rs
principle= 5000rs
100% = 5000
x = 50
rate of interest= 1%
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