Question

the S.I on a certain sum for 1 year at 7%p.a is Rs. 420. Find the C.I. for Second year and for 2 years together.​

Answer 1

Answer:

S.I = p.n.r/100

so 420= p.1.7/100

p = 6000

C.I = p(1+I)n - p

c.i = 6000( 1 + 7/100) -6000

C.I = 869.4