Quantitative Aptitude - Arithmetic Ability Questions

The marked price of an article is 60% more than its cost price. If the article is sold for Rs 300 after offering a discount of Rs 20, then what will be the profit percentage?

What is the y – intercept of the linear equation 59x + 14y – 112 = 0?

If x + √5 = 5 + √y, and x, y are positive integers, then the value of x+yx + y

When x2+ax+b is divided by (x-1), the remainder is 15 and when x2+bx+a is divided by (x+1), the remainder is -1, then the value of a2+b2 is

If the edge of a cube is increased by 10%, then what will be the percentage increase in its volume ?

A table tennis player, lost 12 games out of 18 games played. Calculate the games won in terms of decimal.

The mean of marks secured by 65 students in division A of class X is 54, 30 students of division B is 50 and that of 55 students of division C is 48. Find the mean of marks of the students of three divisions of Class X.

Point Q(-1,b) is the midpoint of segment EF. Co-ordinates of point E are (-4,a) and point F are (2,0). What is the value of a and b?