Quantitative Aptitude - Arithmetic Ability Questions

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

In the following question, select the odd word pair from the given alternatives.

If ab-1b=cb-1c=ac-1a, then ac+ba+cb

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

Some one rupee, 50 paisa and 25 paisa coins make up rupees 93.75 and their numbers are in the proportion of 3 : 4 : 5. Find the number of each type of coins?

If x = 999, y = 1000, z = 1001, then the value of x3+y3+z3-3xyzx-y+z is

A sum fetched a total simple interest of Rs. 8100 at the rate of 6% per year in 9 years. What is the sum?

Ganesh, Ram and Sohan together can complete a work in 16 days. If Ganesh and Ram together can complete the same work in 24 days. The number of days Sohan alone takes, to finish the work is