# Tech Mahindra Placement: Sample Questions 42 - 42 of 42

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## Question 42

### 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.