CAPF | Reasoning | Mathematical Reasoning

If Arav finds that he is 25^th from the right and 9^th from the left , how many boys should be added to the queue so that there are 80 boys in the line?

The ratio of present ages of Ankita and Sunita is 13:17 respectively. Four years ago, the respective ratio of their ages was 11:15. What will be the respectively ratio of their ages after nine years hence?

The ratio of the present ages of A and B is 7 : 5 . Sum of their present ages is 24 years. What will be the age (in years) of B after 5 years?

The ratio of the ages of A and B, 10 years ago, was 4:5 . Five years ago, the ratio of their ages was 9:11 . What will be the ratio of their ages 10 years from now?

If Arjun finds that he is 12^th from the right and 4^th from the left , how many boys should be added to the queue so that there are 30 boys in the line?