Quantitative Aptitude - Arithmetic Ability Questions

A discount of 45% on an article is equal to the discount of 65% on other article. What is the respective ratio of the marked price of both the articles?

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

Find the odd words/letter/number from the given alternatives:

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

Select the odd letters from the given alternatives.

Which of the following numbers is not a prime number?

The average weight of 3 men A, B and C is 84 Kg. Another man D joins the group and the average now becomes 80 Kg. If another man E whose weight is 3 Kg more than that of D, replaces A then the average weight of B, C, D and E becomes 79 Kg. What is the weight of A?

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