Quantitative Aptitude - Arithmetic Ability Questions

If a vendor sells apples at Rs 170 per kg he suffers 15% loss. If he sells at Rs 230 per kg, then what is his profit percentage?

The ratio of two numbers is 3 : 7. If their product is 1344, then what is the sum of both the numbers?

In a mixture, ink and water are in the ratio of 8 : 5. If 24 litres of water is added to the mixture, then the new ratio becomes 8 : 11. What is the total quantity (in litres) of water in the new mixture?

What is 0.53 + 0.53equal to ?

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

What is the value of sin (90° + 2A)[4 – cos2(90° – 2A)]?

The weights of two iron balls are 3.5 kg and 7.5 kg. What is the percentage weight of the 1st ball with respect to 2nd ball.