Quantitative Aptitude - Arithmetic Ability Questions

What is the simplified value of (sin A – cosec A)(sec A – cos A) (tan A + cot A)?

If 8x/3 + [7(5 - 2x/3)]/2 = 1/2 , then what is the value of x?

What is the area (in sq cm) of an equilateral triangle of side 6 cm?

What is the measure of an exterior angle of a regular polygon of 10 sides?

Δ DEF is right angled at E. If m∠F = 45°, then what is the value of 2 Sin F x Cot F?

What is the value of ( 1/3 + cosec30)?

Two numbers are 50% and 90% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number?

If 5/6th of 7/6th of a number is 140, then 9/4th of that number is