A can do a piece of work in 4 hours; B and C can do it in 3 hours; A and C can do it in 2 hours. How long will B along take to do it?

What is the HCF of 16, 72 and 28 ?

If the ratio of speed of train, car and bus is 6:5:3 and bus cover a distance of 240 km. in 4 hours. What is the difference between speed of the train and car?

Directions: The bar graph shows the results of an annual examination in a secondary school in a certain year. Answer the following four questions based on this chart.

The class has the highest number of passed students, is 

A work is done in 12 days by a team of 10 men, the same work is completed by a team of 10 women in 6 days. If both work together then in how many days the same work can be completed-

If two complementary angles are in the ratio of 2:3. find the ratio of square of smaller angle to square of greater?

Directions: Read the following table and answer the questions below it:

In which bank was the loan disbursement more than 30 % of the disbursement of all banks combined together in 1998? 

If Rs. 25,000 is to be divided between A, B and C in the ration 1/10 : 1/6: 1/15, then how much will C get (in Rs)?