Quantitative Aptitude - Arithmetic Ability Questions

Six year ago Parvez’s age was same as the present age of Manish. If the present age of Parvez is one-fourth more than that of Manish's present age, then in how many years will Parvez’s age become double of Manish’s present age?

If Rajan purchase 21 pens for Rs 20 and sell all the pens at the rate of 20 pens for Rs 21, then what will be the profit percentage?

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?

ABCD is a cyclic quadrilateral ∠DBA=50° and ∠ADE=33°, then the measurement of ∠BCD is

Ankit runs 324 metres every day for his fitness. According to his daily routine in how many days he covers 8.1 km.

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

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

If tan π/3c + cosec π/6c = x, then x is