Quantitative Aptitude - Arithmetic Ability Questions

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

Select the odd number from the given alternatives.

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?

What is the reflection of the point (-0.5, 6) in the x-axis?

Select the odd word from the given alternatives.

At 10% discount the selling price of an article is Rs 4500, what is the selling price (in Rs) if the discount is 27.5%?

If two successive discounts of 30% and 10% are given, then what will be the ratio of marked price to selling price?