Direction: The following bar chart represents the number of first year B. Com. students of St Xavier’s College using different companies’ smartphones. Study bar chart and answer the questions.
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The difference between the total number of students using smartphones of Samsung combined together and the total number of students using smartphones of Sony taken together is
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- 20
- 60
- 80
- 40
Correct Option: B
On the basis of given graph in question ,
Total number of students using smartphones of Samsung = 180 + 100 = 280
Total number of students using smartphones of Sony
= 160 + 60 = 220
Required difference = Total number of students using smartphones of Samsung - Total number of students using smartphones of Sony
∴ Required difference = 280 – 220 = 60
