Quantitative Aptitude - Arithmetic Ability Questions

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

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 the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is

In what ratio is the segment joining points (2, 3) and (-2, 1) divided by the Y-axis?

An angle is thrice its complementary angle. What is the measure of the angle?

Pipes A and B, when working together, can fill an empty tank in 8 hours. If B is stopped after 2 hours, it will take a total of 11 hrs to fill the tank. How long would it take A to fill the empty tank alone?

If 1+y16-74, then the value of 5y-15

The salary of a person is reduced by 20% . To restore the previous salary, his present salary is to be increased by