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1989 WAEC Economics Theory The table below shows the age distribution of hypothetical population.  Age No. of people (million)...

Economics
WAEC 1989

The table below shows the age distribution of hypothetical population. 

Age No. of people (million)
Under 20 20.90
20 - 29 13.75
30 - 59 12.10
60 and above 8/25
Total 55.00

Present this information in the form of a pie chart. Show your workings clearly.

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Explanation

 Under 20 =\(\frac{20.90}{55}  \times \frac{360°}{1} = 136.8° 

Age 20 - 29
= \(\frac{13.75}{55} \times \frac{360°}{1} = 90°

Age 30 - 59
= \(\frac{12.10}{55} \times \frac{360°}{1} = 79.2°

Age 60 and above = \(\frac{8. 25}{55} \times {360°}{1} = 54° 


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WAEC offline past questions - with all answers and explanations in one app - Download for free
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995