Quantitative Aptitude - Arithmetic Ability Questions

The point R(a,b) is first reflected in origin to R1 and R1 is reflected in x-axis to (-3,4). The co-ordinates of point R are

The four walls and ceiling of a room of length 25 m, breadth 12 m and height 10 m are to be painted. Painter A can paint 200 m2 in 5 days, Painter B can paint 250 m2 in 2 days. If A and B work together, they will finish the job in

The area of a square is equal to its side, if the side is 1 unit.

The point P (a,b) is first reflected in origin to P1 and P1 is reflected in Y­axis to (4,­3). The co­-ordinates of point P are

Select the odd word/letters/number/number pair from the given alternatives.

If P : Q : R = 6 : 7 : 8 and R : S = 3 : 5, then what is P : S?

If (9 - 3x) - (17x - 10) = -1, then the value of x is

The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?