Question

Radhika lent out a sum of Rs.5000 to her children, Jack and Joe for 2 years. Jack pays at 10% p.a. SI and Joe pay at 8% p.a. at CI. Calculate the difference between the amounts they paid.​

Answer 1

Answer:

Answer

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Correct option is

D

1221%

SI=Prt

CI=P(1+nr)nt−P

n=1{Parannum}

CI=P(1+r)t−P

CI−SI=P(1+r)t−P−Prt

at t=3

CI−SI=P(1+r)3−P−3Pr...(1)

at t=2

CI−SI=P(1+r2)−P−2Pr...(2)

1÷2

P(1+r)2−P−2PrP(1+r)3−P−3Pr=825

(1+r)2−1−2r(1−r)3−1−3r=825

Answer 2

Answer:

Step-by-step explanation:

178