Quantitative Aptitude - Arithmetic Ability Questions

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

In ΔUVW measure of angle V is 90 deg. If cosecU = 13/12, and UV = 2.5cm, then what is the length (in cm) of side VW?

If a + b + c = 0 , then the value of a3 + b3+ c3 is

A number is divided into two parts in such a way that 30% of first part is 25 more than the 20% of second part. 50% of second part is 33.5 more than the 60% of first part. What is the number?

Find the HCF of 1757, 2259.

If a - b = 1 and ab = 6, then what is the value of a3- b3?

The sum of a number and 4 times its reciprocal is 5. What is the number?

If the ratio of cost price and selling price be 10:11, then the profit percentage is