Quantitative Aptitude - Arithmetic Ability Questions

When a number is increased by 20, it becomes 116% of itself. What is the number?

The product of the ages of Swati and Aparna is 120. If thrice the age of Aparna is more than Swati's age by 2 years, find the age of Swati.

A wholesaler sells a watch to a retailer at a profit of 33% and the retailer sells it to a customer at a loss of 20%. If the customer pays Rs 2,181.2, what had it cost the wholesaler?

If ab = 21 and a+b2a-b2 = 254,then the value of a2+b2+3ab

If A = 1 – 10 + 3 – 12 + 5 – 14 + 7 + ... upto 60 terms, then what is the value of A?

Find the radius of the circle if the area of its sector is 30.8 sq cm whose corresponding central angle is 72°?

The area of the square field is 196 sq.m. Its each side is

In the following question, select the odd number pair from the given alternatives.