Graphical Method of Solving Linear Programming Problems
The bar graph...
Question
The bar graph shows the number of cakes sold at a shop in four days. What is the difference in number of cakes between the highest and the lowest daily sale?
A
20
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B
35
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C
30
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D
40
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Solution
The correct option is A 20
We have to find the difference in number of cakes between the highest and the lowest daily sale.
The highest daily sale was on Sunday=45 cakes
The lowest daily sale was on Monday=25 cakes
Difference between highest and lowest daily sale Is 45-25=20 cakes.