Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan 7π/6?

If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?

If the shopkeeper sells an item at Rs 4400 which is marked as Rs 5000, then what is the discount that he is offering?

If a+1b= b+1c = c+1a (a , b, c are not equal) then the value of abc = 

If x - y = -6 and x + y = 16, then x2- y2 is?

Find the odd word/letters/number pair from the given alternatives.
(A) 52­61 (B) 43­54 (C ) 72­83 (D) 18­29

To cover a distance of 252 km in 2.5 hours what should be the average speed of the car in meters/second?

If tan A = 1/2 and tan B = 1/3, then what is the value of tan (2A + B)?