Quantitative Aptitude - Arithmetic Ability Questions

To dispose of the old stocks, a person sold a tea-set for Rs. 3420, which was 43% below the cost price. In order to make a profit of 10% the seller should have sold the set for Rs. ___ more.

The average marks of 56 students is shown as 60. It includes a wrong entry of 92 marks instead of 29 marks. The correct average is _____ .

Rs. 490 is divided among A, B and C such that A's share is half that of B's and thrice that of C's. What is C's share?

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?

9 women can complete a work in 50 days. If more 6 women were added to them, how many days before the work can be completed?

x and y are two numbers such that their mean proportion is 9 and third proportion is 243. What is the value of x and y?

If cos ­-11π/6 = x, then the value of x is

The value of cos220°+cos270° is