R. D. Sharma Solutions for Chapter: Linear Equations in One Variable, Exercise 4: EXERCISE

A man is $4$ times as old as his son. After $16$ years, he will be only twice as old as his son. Find their present ages.

The difference in age between a girl and her younger sister is $4$ years. The younger sister in turn is $4$ years older than her brother. The sum of the ages of the younger sister and her brother is $16$. How old are the three children?

One day, during their vacation at a beach resort, Shella found twice as many seashells as Anita and Anita found $5$ shells more than Sandy. Together Sandy and Shella found $16$ seashells. How many did each of them find?

Andy has twice as many marbles as Pandy, and Sandy has half as many has Andy and Pandy put together. If Andy has $75$ marbles more than Sandy. How many does each of them have?

A bag contains $25$ paise and $50$ paise coins whose total value is $₹30$. If the number of $25$ paise coins is four times that of $50$ paise coins, find the number of each type of coins.

The length of a rectangular field is twice its breadth. If the perimeter of the field is $228\mathrm{}$meters, find the dimensions of the field.

There are only $25$ paise coins in a purse. The value of money in the purse is $₹17.50$. Find the number of coins in the purse

In a hostel mess, $50 \mathrm{kg}$ rice are consumed everyday. If each student gets $400 \mathrm{gm}$ of rice per day, find the number of students who take meals in the hostel mess.