Aptitude [Tech Mahindra Placement]: Sample Questions 42 - 42 of 42

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Question 42

Aptitude

Question

MCQ▾

The difference b/w the compound interest payable half yearly and the simple interest on a certain sum lent out at 10 % per anum for 1 year is ₹ 25. What is the sum?

Choices

Choice (4)

a.

₹ 10000

b.

₹ 12000

c.

₹ 15000

d.

Question does not provide sufficient data or is vague

Answer

a.

Explanation

  • Let the sum be ₹ x.
  • Here, rate (R) is 10 % and time period (N) is 1 year.
  • Compound interest for half year =

=

=

  • Simple interest for one year =
  • Difference between compound interest and simple interest is ₹ 25.

  • Sum will be ₹ 10000.

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