Quantitative Aptitude - Arithmetic Ability Questions

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

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

Neeraj's earning was decreased by 60% and after that subsequently increased by 60%. Find the final loss % on his earnings?

Find the number that is as much greater than 39 as is less than 79.

What number, from the following should be deducted from 1184 to make it exactly divisible by 21?

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

If 1+y16-74, then the value of 5y-15

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