Quantitative Aptitude - Arithmetic Ability Questions

If Sinθ = √3/2 and 0°<θ<90°, then the value of tan(θ-15°) is

If y=2-x1+x, then what is the value of 1y+1 + 2y+1y2-1 ?

Product of digits of a 2-digit number is 24. If we add 45 to the number, the new number obtained is a number formed by interchange of the digits.What is the original number?

If the selling price of an article is doubled, then its loss percentage gets converted into the equal profit percentage. What is the loss percentage?

The average of 5 members of a family is 24 years. If the youngest member is 8 years old, then what was the average age (in years) of the family at the time of the birth of the youngest member?

In the following question, four number pairs are given. The number on left side of (–) is related to the number on 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.

What is the area (in sq cm) of a regular hexagon of side 9 cm?

What is the area (in sq cm) of a circle whose circumference is 22 cm?