# Quantitative Aptitude Test 52

Quantitative Aptitude

1. A sum of money trebles in 4 years. In how many years will it become 9 times at the same rate of compound interest ?

2. In how many years ii4ll a sum of money double itself at 4% rate of interest.

3. The simple interest on a sum of money is 4/9 of the principal and the rate percent per annum, is equal to number of years. Find the rate of interest per annum.

4. Four years ago Rekha’s mother was 2 3/4 times elder than her in age. If the total age of the two then was 60 yrs. what is the present age of Rekha ?

5. Ravi walks to his school at 4 km/hr and returns to his house at 2 km/hr. If he spends total 6 hours on his to and fro travelling, what is the distance between his house and office ?

6. The difference between Cl and SI on certain sum at 5% annum for 2 years is Rs. 25. Find the sum.

7. 30 women make 2O toysi n lO hrs.In how many hrs. 15 women can make 5 toys?

8. Ashok covers 10 km/hr and then travels finther 21 kms at 6 km/hr. Find his average speed of the total journey.

9. A and B together can perform a work in 10 days. A alone can perform the same work in 30 days. In how many days can B alone do this work ?

10. The ratio between A’s and 13’s ages two years ago was 3: 2 and at present it is 7: 5. Find B’s present age ?

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