## LINEAR EQUATION IN ONE VARIABLE

*Q1. Suraj has a total of Rs 15750 in coins of denomination Rs 10, Rs 5 ,Rs 2 and Rs 1. The number of Rs 2 coins is 10 times the number of Rs 5 coins,the number of Rs 1 coin is 5 times of rs 2 coin,the number of Rs 10 coin is 3 times of Rs 1 coin. How many coins of each denomination are with him?*

*Q2. Anuj is 4 years younger than his elder brother virat. Anuj is 64 year younger than his grandfather . Anuj’s Grandfather is 30years older than anuj’s father. The sum of ages of all four is 150 years. What is the age of each of them?*

*Q3. Solve 0.75(10f – 3) = 0.05(10f – 20)*

*Q4. Sum of the digits of a two-digit number is 12. When we interchange the digits, it is found that the resulting new number is greater than the original number by 18. What is the two-digit number?*

*Q5. The digits of a two-digit number differ by 2. If the digits are interchanged, and the resulting number is added to the original number, we get 132. What can be the original number?*

*Q6. What should be added to twice the rational number -7/8 to get twice of 5/9?*

*Q7. The present age of Roshni’s mother is four times the present age of Roshni. After 5 years their ages will add to 53 years. Find their present ages.*

*Q8 . Solve 25(3y – 4) –2(15y – 9) + 5(5y + 6) = 0*