Question 144
In the given pie-chart, what is the ratio of the total expenditure on steel, cement and bricks to the total expenditure on labour and miscellaneous expenses?
Solution
The ratio of the total expenditure on steel, cement and bricks to the total expenditure on labour and miscellaneous expenses will be
Ratio of sum of angles of respective quantities
so we get the ratio as $$\frac{36+72+54}{108+90}=\frac{162}{198}=\frac{9}{11}$$
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