Quantitative Aptitude - Arithmetic Ability Questions

Point P is the midpoint of segment AB. Co-ordinates of P are (3 , 1) and B are (5, -4). What are the co-ordinates of point A?

If the sum of the measures of all the interior angles of polygon is 2340°. What is the number of sides of the polygon?

The price of an article is discounted by 25%, to restore to its original value, the new price must be increased by

Compute : 1112 / 139 - 5

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

PQ is a tangent to the circle at T. If TR = TS where R and S are points on the circle and ∠RST = 65°, the ∠PTS =

If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is

If 5x + 6(3-2x) = 4, then what is the value of x?