Quantitative Aptitude - Arithmetic Ability Questions

A non-zero number is greater than 7 times its reciprocal by 9.3. What is the number?

What is that least number that must be added to the product 684 × 686 to make it a perfect square?

What is the value of xy if x - y = 3 and x2+y2=15?

Weight of Ayush and Abhishek are in the ratio of 6:11. Abhishek's weight increases by 25% and total weight of Ayush and Abhishek both increases by 40%. If total weight becomes 119 kg, then wat is the weight (in kg) of Ayush after the increment?

Reflection of the point (2,­7) in the y­axis is

Two students appeared for an examination. One of them secured 9 marks more than the other and his marks were 56% of the sum of their marks. The marks obtained by them are

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

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