Comprehension Passage
Directions: Read the following Pie chart and Bar graph carefully and answer the following questions.
Following pie chart show the percentage distribution of sales of different model of pens and Bar graph shows the prices of pens
Note: Total sales of pens = 1000
Revenue = Number of pens sold × Price of the pen
What is the difference between number of pens sold of butterflow and technotip together to the number of pens sold of gripper and fountain together.
1
100
2
200
3
150
4
250