Quantitative Aptitude - Arithmetic Ability Questions

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

If the equations 6x - 5y + 11 = 0 and 15x + ky - 9 = 0 have no solution, then the value of k is:

A dinner set is quoted for Rs 1500. A customer pays Rs 1173 for it. If the customer got a series of two discounts and the rate of first discount is 15% then the rate of second discount was,

If the two lines px + 6y+3=0 and 2x + qy+3=0 have infinite solutions then find the value of p and q respectively.

The interest on Rs. 1250 for 6 years at the rate of 4% simple interest per annum will be

How many diagonals are there in octagon?

When a number is divided by 56, the remainder will be 29. If the same number is divided by 8, then the remainder will be

If cos(A-B) - cos(A+B) = x, then the value of x is