Quantitative Aptitude - Arithmetic Ability Questions

Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

Find out the odd word/letters/number/number pair from the given alternatives.

What are the co-ordinates of the centroid of a triangle, whose vertices are A(-2,5), B(3,-2) and C(5,3)?

If 3x + 4(1-x) > 5x -2 > 3x - 4; then the value of x is

What are the co­-ordinates of the mid point of the segment joining points C(0,­-3) and D(8,5)?

ΔXYZ is right angled at Y. If m∠X = 30 deg, then find the value of (sinZ + √3).

The angles of elevation of top and bottom of a flag kept on a flag post from 30 metres distance, are 45 and 30 deg respectively. Height of the flag is [taking √3 = 1.732]

If x3 + y3 + z3 = 3(1 + xyz), P = y + z – x, Q = z + x – y and R = x + y – z, then what is the value of P3 + Q3 + R3 – 3PQR?