Quantitative Aptitude - Arithmetic Ability Questions

A sum fetched a total simple interest of Rs 1200 at the rate of 7.5%/yr in 4 years. What is the sum (in Rs)?

Simple interest on a sum for 5 years is equal to 20% of the principal. In how many years interest will be equal to the principal?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

What is the value of tan 1° tan 2° tan 3°....... tan 89°?

If 7x + 6y = 5xy and 10x ­- 4y = 4xy, then value of x and y is

In the given figure, AB is a diameter of the circle with center O and XY is the tangent at a point C. If ACX = 35 deg, then what is the value (in deg) of CAB?

PQR is an equilateral triangle whose side is 10 cm. What is the value (in cm) of the inradius of triangle PQR?

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