Quantitative Aptitude - Arithmetic Ability Questions

If a+b=5 then the value of a-37+b-27 is

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

What is the area (in square units) of the figure enclosed by the graphs of the lines x = -4, x = 2, y = -2 and y = 3?

What will be the net discount (in percentage) for two successive discounts of 30% and 20%?

If ( x - 5)2 + (y - 2)2 + (z - 9)2 = 0, then value of (x + y - z) is

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

Rs. 3105 is due to be divided among K, L and M in the proportion of 2/3 : 3/4 : 1/2 respectively. How much will L get?

ΔABC is an equilateral triangle and D, E are midpoints of AB and BC respectively. Then the area of ΔABC : the area of the trapezium ADEC is