IBPS PO Exam 2014 Solved Paper

For first year, S.I. = C.I.
Now, ₹ 10 is S.I. on ₹ 100.
∴ ₹ 16 is S.I. on ₹ (

100

10

×16) = ₹ 160
So, S.I. on principal for 1 year at 10% is ₹160
∴ Principal = ₹ (

100×160

10×1

) = ₹ 1600
Amount for 2 years compounded half yearly
= ₹[1600×(1+

5

100

)4] = ₹ 1944.81
∴ C.I. = ₹ (1944.81 - 1600) = ₹ 344.81
S.I. = ₹ (

1600×10×2

100

) = ₹ 320
∴ (C.I.) – (S.I.) = ₹ (344.81 – 320) = ₹ 24.81.