Quantitative Aptitude - Arithmetic Ability Questions

The simple interest on a certain sum of money invested at a certain rate for 2 years amounts to Rs. 1200. The compound interest on the same sum of money invested at the same rate of interest for 2 years amounts to Rs. 1290. What was the principal?

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

If a + b = 17 and a - b = 9 then the value of (4a2 + 4b2) is,

What is the reflection of the point (3, 2) in the line y = -2?

In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.

Divide Rs.221 in the ratio 1:3:6:7. The rupees in the respective ratios are

Select the odd word/letters/number/number pair from the given alternatives.

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