Quantitative Aptitude - Arithmetic Ability Questions

The ratio of two numbers is 3 : 7. If their product is 1344, then what is the sum of both the numbers?

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

If x + y = 10 and xy = 4, then what is the value of x4 + y4?

On a television of brand A the discount is 25% and on television of brand B the discount is 40%. The price of B after discount Rs 2,250 greater than the price of A after discount. What is the marked price of A (in Rs) if marked price of B is Rs 35,000?

The LCM of 72 and 84 is:

If (x2/yz) + (y2/zx) + (z2/xy) = 3, then what is the value of (x + y + z)3?

If the compound interest for the 3rd and 4th year on a certain principal is Rs 125 and Rs 135 respectively, what is the rate of interest (in %)?

Calculate the value of 61681 x 61681 - 31681 x 3168130000?