10th mathematics exercise questions with answers, Mathematics

Linear equations in two variables- Exercise 3.7-Class 10

1. The ages of two friends Ani and Biju differ by 3 years. Ani’s father Dharam is twice as old as Ani and Biju is twice as old as his sister Cathy. The ages of Cathy and Dharam differs by 30 years. Find the ages of Ani and Biju. Solution: The difference between the ages… Continue reading Linear equations in two variables- Exercise 3.7-Class 10