Quantitative Aptitude - Arithmetic Ability Questions

The ratio of two numbers is 2 : 3. If the sum of both the numbers is 75, then what is the larger number among both the numbers?

In ΔABC measure of angle B is 900. If cotA = 8/15, and AB = 0.8cm, then what is the length (in cm) of side BC?

When a number is increased by 21, it becomes 114% of itself. What is the number?

On a certain principal if the simple interest for two years is Rs 1400 and compound interest for the two years is Rs 1449, what is the rate of Interest?

The line passing through (-2,5) and (6,b) is perpendicular to the line 20x + 5y = 3. Find b?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

-7.5, 15, -30, 60, ? , 240

When a discount of Rs. 42 is allowed on the marked price of an article, the new reduced price becomes 86% of the original price. Find the marked price.

What is the value of [1 – sin (90 – 2A)] / [1 + sin (90 + 2A)]?