7) In the photo attached with this question, you have to place the numbers from 1 to 9 in the circles such that if we add up any side of the triangle, the sum is 17. [50 recharge QUESTION]
5 )At present the father is older than the son by 25 years. After 13 years the fathers age becomes double that of the son. What is the sons age now? [Pendrive Question]