A and B are partners in a business. A contributes 1/4 of the capital for 15 months and B received 2/3 of the profit. For, how long B’s money was used?

In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid that the other candidate got, was:

A and B started a business in partnership investing Rs. 20, 000 and Rs. 15, 000 respectively, After six months, C joined them with Rs. 20, 000. What will be B’s share in the total profit of Rs. 25,000 earned at the end of 2 years from the starting business?