Quantitative Aptitude - Arithmetic Ability Questions

If the cost price of 20 books is the same as selling price of 25 books, then the loss percentage is

72% of a number is 90. What is the number?

What is the value of 7293 + 441 - 3433 ?

If the interest is compounded half-yearly, then what will be the compound interest (in Rs) on a sum of Rs 10000 for 1 year at the rate of 10% per annum?

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.

Which of the following numbers is not composite?

Sahil sold an item for Rs. 280 at a loss of 20%. The cost price of the item was

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