Quantitative Aptitude - Arithmetic Ability Questions

If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c

Common factor of 24b6c8d2, 18a6c2d4, 12a4b4 is

Which of the following conditions is TRUE for the two line segments AB and CD to be congruent?

What is the reflection of the point (5, 3) in the line y = -2?

In ΔABC, the angle bisector of ∠A cuts BC at E. Find the length of AC if lengths of AB, BE and EC are 9.6 cm, 4 cm and 3 cm?

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

The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?

Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?