NIFT PG 2020 Question Paper with solutions

Question : 5 of 150

Marks: +1, -0

A sum of

₹ 7930

is divided into 3 parts and given on loan at

5 \%

simple interest to

A, B

and

C

for

2 {yr}, 3

yr and

4 {yr}

, respectively. If the amounts of all three are equal after their respective periods of loan, then the

A

received a loan of

Solution:

Let the principal with

A, B

and

C

a, b

and

c

respectively.
Now,

110 \%

a=115 \%

b=120 \%

c=K

(let)
So,

a: b: c=\;{1}/{110}: \;{1}/{115}: \;{1}/{120}=\;{1}/{22}: \;{1}/{23}: \;{1}/{24}

∴

Loan received by

A=\;{552}/{1586} × 7930=2760

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