25. Five mark exercise problems III

1. Five years ago, a man was seven times as old as his son, while five year hence, the man will be four times as old as his son. Find their present age.

 

Answer:

 

The present age of son is .

 

The present age of the man is .

 

2. Akshaya has \(2\) rupee coins and \(5\) rupee coins in her purse. If in all she has \(80\) coins totalling \(₹220\), how many coins of each kind does she have.

 

Answer:

 

Number of \(2\) rupee coins \(=\)

 

Number of \(5\) rupee coins \(=\)