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Joythi opened a RD account with a Nationalised bank for a peris2 years, if the bank pays interestat the rate of Opper annum andthe monthly instalment is Rs 1000.Find the n interest earned in 2yearsii) Matured ValueRs. 1000, RS. 14,500Rs. 1500, RS. 25,500Rs.1200, Rs. 25,500Rs. 1500, RS. 20,500 |
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Answer» GIVEN p=rs1000,n=2years=24months,r=6% I=p×n(n+1)/2×r/12×100 =1000×24(24+1)/2×6/12×100 =1000×24×25/2×6×12×100 =rs1,500 Total money deposit in 24months rs1000×24 =RS 24000 Matured VALUE =total sum deposit+interset =rs 24000+rs1500 = rs 25,500 |
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