Quantitative Aptitude - Arithmetic Ability Questions

What is the value of 20% of 500% of 50?

In an arithmetic progression if 13 is the 3rd term, -­47 is the 13th term, then ­-17 is which term?

If a retailer offers a discount of 20% on the marked price of his goods and thus ends up selling at cost price, what was the % mark up?

If a saree is sold for Rs 2880 the seller will face 10% loss, at what price (in Rs) should he sell to gain 20% profit?

The ratio of volume of a cone to that of a cylinder if cylinder radius is reduced by 4 times and its height increased by 8 times of that of the cone, is - 

Average of 11 numbers is 7. If every number is doubled, then what will be the new average of the numbers?

3rd January 2018 was a Wednesday. Which of the following years will also have 3rd January on a Wednesday?

Amar can complete a work in 30 days and Raman can complete the same work in 15 days. If both of them work together, then in 4 days what percent of the total work will be completed?