RRB NTPC Mains or Stage 2 Model Paper 2 with solutions

Question : 108 of 120

Marks: +1, -0

A woman invests₹4000 at the start of each year at 5% compound interest per annum. How much will her investment be at the end of the 2nd year?

Solution:

=4000 +{4000× 1× 5 }/100⇒4200

1Total Principal for second year = 4200 + 4000 = 8200
∴Total Amount after two years
=

8200+{8200× 5× 1}/100⇒8200 + 410⇒ 8610

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