Quantitative Aptitude - Arithmetic Ability Questions

Karan, Arjun, Preeti, Priya and Ashish are travelling in a car. Three years ago, the average age of Arjun, Preeti and Priya was 42 years. If the present age of Karan is 65 years and the present average age of all five is 50 years, then what is the present age of Ashish?

3 numbers whose average is 112, the first number is 1/6th the sum of other 2. What is the first number?

A dealer is selling an article at a discount of 5% on the Marked price. If the Marked price is 12% above the cost price and the article was sold for Rs. 532 then the cost price is (in Rs.)

If 5% of (P + Q) = 20% of (P – Q), then P is what percentage of Q?

If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c

Aditya got 78% marks in the examination. If he secured 663 marks, find the maximum marks.

If 2x + 3(5-2x) > 2 - 3x < 2x - x/3, then x can take which of the following values?

The length and breadth of a rectangle are 24 cm and 7 cm respectively. Calculate its perimeter (in cm).