If the product of two successive positive integers is 7482, which is the greater integer ?

One-seventh of a number is 51. What will be 64% of that number ?

Of the two numbers, 48 per cent of first number is 60 per cent of the second number. What is the respective ratio of the first number to the second number ?

The owner of a Television shop charges his customer 16% more than the cost price. If a customer paid Rs. 16588 for a Television, then what was the cost price of the Television ?

The average age of a man and his son is 48 years. The ratio of their ages is 11:5 respectively. What will be ratio of their ages after 6 years ?

Directions (Q. 6 - 10) : What should come in place of question mark (?) in the following number series ?

15, 17, 20, 25, 32, ?

108, 54, 60, ?, 36, 18, 24

2, 9, 28, 65, ?, 217

8, 9, 7, 8, 6, 7, ?

2/√5, 3/5, 4/5√5, 5/25, ?