Quantitative Aptitude - Arithmetic Ability Questions

A money lender lends Rs. 400 for 3 years to a person and lends Rs. 500 for 4 years to the other person at the same rate of simple interest. If altogether he receives Rs. 160 as interest, what is the rate of interest per annum ?

Sec 45% + Tan 30% =

The ratio of two numbers is 5 : 4. If the sum of both the numbers is 180, then what is the smaller number among both the numbers?

What is the reflection of the point (-1 , 5) in the line x = 1?

Find the unit digit in the given product (4211)102 x (361)52.

Expanded and simplification of (x + 3)(x - 1) will be equal to

In ∆ABC, ∡A + ∡B = 75 and ∡B + ∡C = 140, then ∡B =

The sum of the ages of Rohit and Ankit is 78. Rohit's age is twice the age of Ankit. What is the age (in years) of Rohit?