An IT shop sells laptops, tablets and mobile phones. The composite bar chart shows information on sales over the last three years.
800
a) How many laptops were sold in 2017?
700
100 (1)
600
b) Work out the total number of mobile
500
phones sold in the 3 years.
400
Number sold
300
(3)
200
c) Which of the items had the greatest
increase in sales over the 3 years?
Give a reason for your answer.
100
0
2017 2018
Laptops Tablets
Key:
2019
Mobile phones
(2)
Total marks: 6