SSC CGL 10 Jun 2019 Shift 1 Paper

Question : 59 of 100

Marks: +1, -0

A sum of Rs. 12,000 amounts to Rs. 20,736 in 3 years at a certain rate percent per annum, interest compounded annually. What will it amount to in 2 years at the same rate compounded annually?

Rs. 15,640
Rs. 17,820
Rs. 17,280
Rs. 14,520

Validate

Solution:

\table P,:, A;1 2 0 0 0, :,2 0 7 3 6;= 1000 ,: ,1728

3 years before

=(1000)^{1 / 3}:(1728)^{1 / 3}=10: 12

Rate

\%=\ {2}/{10} \×100 \%=20 \%

After 2 year

=(10)^{2}:(12)^{2}

=100: 144

100 units

\→ 12000

1 unit

\→120

So, 144 units

\→144 \×120=\ {\Rs} 17280

Go to Question:

Prev Question

Next Question