MEDIUM
10th CBSE
IMPORTANT
Earn 100

The present age of a father is three years more than three times the age of the son. Three years hence father's age will be 10 years more than twice the age of the son. Determine their present ages.

Important Questions on Pair of Linear Equations in Two Variables

MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 7
A father is three times as old as his son. In 12 years time, he will be twice as old as his son. Find the present ages of the father and the son.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 8
Father's age is three times the sum of age of his two children. After 5 years his age will be twice the sum of ages of two children. Find the age of father.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 9
Two years ago, a father was five times as old as his son. Two years later, his age will be 8 more than three times the age of his son. Find the present ages of father and son.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 10
A is elder to B by 2 years. A's father F is twice as old as A and B is twice as old as his sister S. If the ages of the father and sister differ by 40 years, find the age of A.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 11
The ages of two friends Ani and Biju differ by 3 years. Ani's father Dharma is twice as old as Ani and Biju as twice as old as his sister Cathy. The ages of Cathy and Dharam differ by 30 years. Find the ages of Ani and Biju.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 12
Two years ago, Salim was thrice as old as his daughter and six years later, he will be four years older than twice her age. How old are they now?
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.9>Q 13
The age of the father is twice the sum of the ages of his two children. After 20 years, his age will be equal to the sum of the ages of his children. Find the age of the father.
MEDIUM
10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE 3.10>Q 1
Point A and B are 70 km a part on a highway. A car starts from A and another car starts from B simultaneously. If they travel in the same direction, they meet in 7 hours, but if the travel towards each other, the meet in one hour. Find the speed of the two cars.