Quantitative Aptitude - Arithmetic Ability Questions

The area of a circle is 616 sq.m. Find its diameter.

What is the value of cosec 5π/3?

Visitors to a show were charged Rs. 15 each on the first day, Rs. 7.50 on the second day, Rs. 2.50 on the third day and total attendance on three days were in the ratio 2:5:13 respectively. The average charge per person for the entire three days is

What is the fourth proportional to 6, 24 and 83?

The third proportional of two numbers 12 and 48 is

What should be added to 5(2x-y) to obtain 4(2x - 3y) + 5(x + 4y)?

If the population of a town increases by 25% in the first year and increases by 36% in the second year, then what is the average rate (in percentage)of increase in the population?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of 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 .