Question : Directions: The bar graph given below represents the number of boys in a school using three apps for three months.
What is the percentage decrease in the number of boys using Facebook from January to February?
Option 1: 26.66%
Option 2: 20%
Option 3: 21.33%
Option 4: 16.66%
Correct Answer: 16.66%
Solution :
As per the given graph,
The number of boys using Facebook in January = 600
The number of boys using Facebook in February = 500
The percentage decreases $=\frac{600-500}{500}×100=16.66\%$
Hence, the correct answer is 16.66%.
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