For the following questions answer them individually
A man goes from A to B at a speed of 200 kmph and comes back to A at a speed of 300 kmph. Find his average speed for the entire journey?
Marked price of a toy is 100 rupees and the selling price is 80 rupees. Calculate the discount percentage.
The table given below shows the number of students of five classes playing different games.
Which of the following statement is correct?
I. The average number of students playing A and B in 9th class are 32.
II. The average number of students playing A and C in 8th class are 7 5.
III. The total number of students playing all the three games in 10th class are 77.
In the following graph the production of Raggi in 4 consecutive years are plotted. In which year the production of Raggi is maximum?
Find the profit if a shopkeeper sells the items for Rs 5673 whose cost price was Rs 3456.
Pankaj sells an article and earns a profit of 5 percent. What will be the ratio of cost price and selling price?