Given Sara's age today to be y years. Think of her age in the future or in the past.
What will the following expression indicate?
`y + 7, y – 3, y + 4 1/2, y - 2 1/2`

(a) Given Munnu’s age to be x years, can you guess what (x + 2) may show? (Hint : Think of Munnu’s younger brother.) Can you guess what (x + 4) may show? What (3 x +7 ) may show? (b) Given Sara’s age today to be y years. Think of her age in the future or in the past. What will the following expression indicate? y + 7, y - 3, y + (4) 1/2, (2) 1/2. (c) Given n students in the class like football, what may 2 n show ? What may n/2 show ? (Hint : Think of games others than football )Type here in ASCII with maths in back tick :

Jay is three years younger than Mike, whose age is y years. Jay's age, in years, is 'equivalent' to which of the following expressions?

Add the following expressions: x^3y^2 + x^2y^3 +3y^4 and x^4 + 3x^2y^3 + 4y^4

3 years ago, the age of a boy was y years. His age 2 years ago was (y – 2) years.

12 years ago the ratio of ages of x and y was 1 : 2. The ratio of their ages 13 years after will be 2 : 3. What will be the sum of their present ages?

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

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