RRB Group D Model Paper 2 with solutions

Question : 88 of 100

Marks: +1, -0

After how much time will a sum of ₹ 450 become ₹ 531 at the rate of 3.6% p.a.?

Solution:

(3) Given P = ₹ 450 & Amount (A) = ₹ 531
S.I. = A – P
= ₹ 531 – 450
S.I. = ₹ 81
T =

{S.I. ×100}/{ R ×P}

{81× 100} /{450× 3.6}

∴ T = 5 years

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