Set up an equation in the following cases: Laxmi's father is 49 years old. He is 4 years older than three times Laxmi's age. (Take Laxmi's age to be y years).

Set up an equation in the following cases: Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. (Take m to be the number of Parmit's marbles).

Answer the following: (a) Take Sarita's present age to be y years (v) Sarita's father's age 5 years more than 3 times Sarita's age. What is her father's age?

Leela is Radha's younger sister. Leela is 4 years youger than Radha. Can you write Leela's age in terms of Radha's age ? Take Radha's age to be x years.

A grandfather is ten times older than his granddaughter.He is also 54 years older than her.Find their present ages.

Represent the following situations in the form of quadratic equations : Rohan's mother is 26 years older than him. The product of their ages (in years) 3 years from now will be 360. We would like to find Rohan's present age.

The age of a man is twice the square of the age of his son . After eight years , the age of the man will be 4 years more than three times the age of his son. Find their present age.

Answer the following: (a) Take Sarita's present age to be y years (iv) Grandmother is 2 years younger than grandfather. What is grandmother's age?

Answer the following: (a) Take Sarita's present age to be y years (ii) What was her age 3 years back?

Answer the following: (a) Take Sarita's present age to be y years (iii) Sarita's grandfather is 6 times her age. What is the age of her grandfather?

Form the pair of linear equations for the following problems and find their solution by substitution method. Five years hence, the age of Jacob will be three times that of his son. Five years ago, Jacob's age was seven times that of his son. What are their present ages ?