Quantitative Aptitude - Arithmetic Ability Questions

Select the odd word from the given alternatives.

Find out the odd word/letters/number/number pair from the given alternatives.

Simplify 576b3x2a4z3/36a3b2z

What are the co­ordinates of the centroid of a triangle, whose vertices are A(­2,­5), B(4,­4) and C(7,3)?

If x2-3x+1=0, then x+1x is (x≠0)

Instead of multiplying by 25, a student multiplies that number by 52 and gets 324 more than correct answer. Then that number is

A shopkeeper marks the price of an article at Rs. 320. Find the cost price if after allowing a discount of 10%, he still gains 20% on the cost price.

The average age of 30 boys in a class is 10 years. If the age of their teacher is also included, the average increases by one year. The teacher's age in years is