Question : Directions: Study the following graph and answer the questions. The number on the top of a bar is the number of TV. Demand and production of colour TV of five companies A, B, C, D, and E.
What is the ratio of average demand to average production of companies B and D?
Option 1: 1 : 5
Option 2: 2 : 5
Option 3: 3 : 5
Option 4: 4 : 5
Correct Answer: 2 : 5
Solution :
As per the given graph,
The average demand of companies B and D = $\frac{1200+600}{2}$ = $\frac{1800}{2}$ = 900
The average production of companies B and D = $\frac{2700+1800}{2}$ = $\frac{4500}{2}$ = 2250
The required ratio = 900 : 2250 = 2 : 5
Hence, the correct answer is 2 : 5.
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