Wipro Placement: Sample Questions 22 - 23 of 24

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Question 22

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Short Answer▾

Son is about to celebrate 10th birthday. After 11 years his age will be half the average of his parents. His mother is 17 years older to him. What is the age of the father?

Explanation

Son is about to celebrate his 10th birthday. So, son is 10 years old.

After 11 years, his age will be half the average of his parents.

After 11 years age of son will be, years

So, average of their parents՚ age is years.

Let the total of his parents be x years.

So,

years

We are given that mother is 17 years older than son.

So, mother՚s present age will be years.

We are asked to find the age of father.

Father՚s age will be years

Question 23

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Ram starts from A walking 2 km North and turns right and walks 4 km and turns right again and walks 4 km and turns right again and walks 4 km and meets Radha at B walking in the opposite direction to Ram. Which direction does Ram walk after the first turn? What is the distance between A and B?

Explanation

Find Out the Distance between a and B

Ram starts from point A.

He walks 2 km in the North towards point C.

He then took right turn and walks 4 km and reaches point D.

He again took a right turn and walks 4 km to reach point E.

He again took a right turn and meets Radha at point B which is 4 km away from point E.

We are asked to find the direction in which Ram has taken his first turn and the distance between his starting and ending point.

From figure we can see that Ram has taken his first turn in East direction.

Distance between his starting and ending point is

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