Quantitative Aptitude - Arithmetic Ability Questions

If the present ages of a father and his son are 48 years and 28.8 years old respectively, then the father can say to his son, "I was ......... of your present age when you were born".

Rs. 750 invested for 3 months gave an interest of Rs. 18. What was the simple rate of interest per annum?

A thief is stopped by a policeman from a distance of 350 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 5 km/h and that of the policeman as 7 km/h, how far the thief would have run, before he is over- taken?

If the selling price of an item is Rs 1000 after getting a discount of 20%, then what was the marked price (in Rs)?

What is the HCF (highest common factor) of 57 and 513?

(61 + 62 + 63 + ......... +110) = ?

In the following question, select the odd letters from the given alternatives.

What approximate value should come in place of the question mark (?) in the following questions? (You are not expected to calculate the exact value.)

21.003 × 39.998 –209.91 = 126× ?