Quantitative Aptitude - Arithmetic Ability Questions

If 10% loss is made on selling price, then the rate of loss on the cost price will be

The sum of a fraction and 3 times its reciprocal is 19/4. What is the fraction?

A batsman makes a score of 95 runs in the 13th match and thus increases his average runs per match by 4. What is his average after the 13th match?

If the angle subtended by the radius of the circle and vertex B of the triangle ABC is 400. Then calculate the value of ∠BAC

If x + y = 13 and x2 + y2 = 89, then find xy is

In an examination, 35% of total students failed in Hindi, 45% failed in English and 20% failed in both. Find the percentage of those studnets who passed in both the subjects ?

If 9x2 + 16y2 = 60 and 3x + 4y = 6, then the value of xy is

If the cost price of an article is Rs x . It is marked up by 100%. It is sold at Rs 1,200 after giving 20% discount. What is value of x?