Quantitative Aptitude - Arithmetic Ability Questions

A fraction is greater than its reciprocal by (72)/(77). What is the fraction?

If sin P + cosec P = 2, then the value of sin7P + cosec7P is

Square of (3x – 5xy) is

A sum of Rs 4000 becomes Rs 6000 in 1 year at a certain rate of compound interest. What will be the sum (in Rs) after 4 years?

Ratio of present ages of P and Q is 9 : 4. The difference between their ages is 20 years. What will be the sum (in years) of their ages after 10 years?

Azhar can complete a journey in 10 hours. He travels the first half of the journey at a speed of 21 km/hr and the balance at 24 km/hr. Find the total distance in km?

10% discount is offered on an item. By applying a promo code the customer wins 20% cash back. What is the effective discount?

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