A shopkeeper bought a cycle at 40% discount on its original price. He sold it at a price 50% higher than in the original price. What percentage profit did he make?

Two persons A and B can finish a piece of work in 60 days, while A, B, and C can finish the same work in 40 days. How many days will C alone take to finish the work?

Two pipes A and B can fill a tank in 80 minutes and 60 minutes respectively. There is also an outlet C. If all the three pipes are opened together, the tank takes 40 minutes to fill completely. How much time will C take to empty the full tank? (Answer in minutes)

Following line-graph shows the number of boys and the number of girls admitted in a college in different years. Answer the questions given below based on this graph.

What is the difference between the total number of boys and that of girls admitted in all eight years together?

Following line-graph shows the number of boys and the number of girls admitted in a college in different years. Answer the questions given below based on this graph.

The number of girls admitted in the year 2000 and 2001 together is what percentage of the number of boys admitted in the year 2004 and 2007 together? (Answer in approximate value)

Following line-graph shows the number of boys and the number of girls admitted in a college in different years. Answer the questions given below based on this graph.

What is the approximate percentage increase in the number of girls admitted in the year 2003 and 2004?

Following line-graph shows the number of boys and the number of girls admitted in a college in different years. Answer the questions given below based on this graph.

In which of the following years is the percentage rise in the number of boys the maximum compared to its previous year?

Following line-graph shows the number of boys and the number of girls admitted in a college in different years. Answer the questions given below based on this graph.

The number of girls admitted in the year 2007 is what percentage more than the average number of girls admitted during the entire period of eight years ?

In a stream running at 3kmph, a boat goes 42 km upstream and comes back to the starting point in 306 minutes. What is the speed of the boat in still water?