The ratio of the radii of two wheels is 3: 4, then the ratio of their circumferences will be.

If the cost of production of an article is 2/5 of its marked retail price, If it is sold at 10 % discount then what will be profit ? 

If a and b are odd numbers, then which of the following is even?

A, B, and C started a business. A invest 3,20,000 for 4 months and B invest 5.10,000 for 3 months and C invest 2,70,000 for 5 months. If the end of the year they get total profit of Rs. 1,24,800. Then find the share of B?

A man swims downstream distance of 15 km in 1 hour. If the speed of the current is 5 km/ hr, the time taken by the man to swim the same distance upstream is : 

Refer the below data table and answer the following question.
Jewellery was what percent of total exports?

A work could be completed in 100 days by some workers. However, due to the absence of 10 workers, it was completed in 110 days. The original number of workers was