A and B invested 1/2 and 1/3 of the total capital respectively, the remaining part C invested. If there is a profit of Rs. 9696 at the end of the year, then what is the profit of B?

When a shopkeeper sells an item for Rs 230, he loses 20 percent. If he sells the item for Rs. 339.5, what percentage of profit will he make?

A student scored 32 percent and failed by 8 Marks. If he had scored 36 percent marks, he would have passed by 2 marks. What is the passing score?

A, B, and C alone can do a work in 40 days ,120 days and 36 days respectively. A and B work together for 20 days and leave it incomplete. C carries on the work and complete it alone.  How many days did C take to complete the work?

A and B together can complete a work in 21 days. If A takes 42 days to complete the work alone, how many days will B take to complete the same work alone?

The mean of the first 7 prime numbers is:

A family has two grandparents, two parents and four children. Two years ago, the average age of grandparents was 72 years. A year ago, the average age of parents was 36 years. Currently, the average age of children is 12 years. What is the current average age of the family?

A, B, C and D have to share the profit in the ratio of 4: 8: 11: 15. If there is a difference of Rs 22,000 between the minimum and maximum ratios, what is the sum of the other two ratios?