# Maths Aptitude Question And Answers – Volume IV

1. The ratio of ages of ‘A’ and ‘B’ are in the ratio 4:3 and their sum of their ages is 28. After 8 years what will be their ratio?

### Explanation

2. The diagonal of a square is 4 ?2 cm. What will be the diameter of another square if their area is double that of the first square?

### Explanation

3. Present age of X and Y is in the ratio 5:6 respectively. Seven years later this ratio will become 6:7 respectively. What is the present age of X?

### Explanation

4. Two trains of 200m and 150m long are running parallel rails at the rate of 40 kmph and 45 kmph respectively. In how much time will they cross each other, if they are running in the same direction?

### Explanation

5. A typist uses a sheet measuring 20cm by 30 cm lenghtwise. If a margin of 2 cm is left on each side and a 3 cm margin on the top and bottom, then what is the percentage of page used by the typist?

### Explanation

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