Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd letter/letters 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.

Expanded and simplification of (x + 3)(x - 1) will be equal to

The prices of chairs and tables are in the ratio of 9 : 5. If the chairs cost Rs. 4200 more than the tables, find the price of the tables? (in Rs.)

The cash difference between the selling price of an article at a profit of 2% and 18% is Rs. 3. The ratio of two selling prices is

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

If cosec π/4 - ­ sin π/3 = x, then the value of x is

If 192 pens cost is Rs.10, how many pens can be bought for Rs.5?