Quantitative Aptitude - Arithmetic Ability Questions

If the perimeter of a semicircle is 108 cm, then find its area (in cm²).

The price of an article is cut by 9%, to restore to its original value, the new price must be increased by

[sinA/(1 + cosA)] + [(1 + cosA)/sinA] is equal to

What is the value of (cos45° + 1/3) ?

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

What is the slope of the line 2x - 5y = 12?

What is the value of x4+y4 when the value of x3+y3=8 and x+y=2 ?

What is the measure of the smaller of the two angles formed between the hour hand and the minute hand of a clock when it is 5:49 p.m.?