Quantitative Aptitude - Arithmetic Ability Questions

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 value of (cos 45 - 1/3) ?

What is the simplified value of tan (θ/2) + cot (θ/2)?

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

What is the respective ratio of total sales of Sedan and total sales of SUV over the period of 4 years?

In ΔABC measure of angle B is 90 deg. If cosA = 5/13, and AB = 10 cm, then what is the length (in cm) of side BC?

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

Marked price of a chair is Rs 800 and discount is 15%. What is additional discount (in percentage) should be offered to the customer to bring the price of chair to Rs 578?

x and y are two numbers such that their mean proportion is 8 and third proportion is 512. What is the value of x and y?