Quantitative Aptitude - Arithmetic Ability Questions

If 7/8th of 5/4th of a number is 315, then 5/9th of that number is _____

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

Find the value of 491321973

The HCF of 24, 60 and 90 is:

What number should be added to each of 4, 16, 18 and 58 so that the resulting numbers will be in proportion in the given order?

 In the triangle ABC, the internal bisector of angle A meets the side BC at D. If BD=7.5 cm and BC=9 cm. Then calculate the value of AB:AC.

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

If tanA + tanB = X, then the value of X is