Quantitative Aptitude - Arithmetic Ability Questions

If 25% of an electricity bill is deducted, Rs 1788 is still to be paid. How much was the bill?

A 1.6 m tall observer is 45 meters away from a tower. The angle of elevation from his eye to the top of the tower is 30°, then the height of the tower in meters is

The ratio of three numbers is 5 : 6 : 8. If the sum of the three numbers is 380, then what is the smallest among the three numbers?

What is the area (in sq cm) of a rhombus if the lengths of the diagonals are 12 cm and 14 cm?

In the following question, select the odd letter/letters from the given alternatives.

In a triangle XYZ , which of the following conditions is true

Determine the value of 1r+1s when r3+s3=0 and r+s=6 ?

The difference between the ages of two sisters is 4 years when father's age is 54. Father is elder by 2 years to mother . Younger sister's age is half of mother's age. Find the age of elder sister.