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The people in a city with a population of 0.9 million were grouped according to...

Mathematics
JAMB 1986
The people in a city with a population of 0.9 million were grouped according to their ages. Use the diagram to determine the number of people in the 15 - 29 years group
  • A. 29 x 104
  • B. 26 x 104
  • C. 16 x 104
  • D. 13 x 104
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Correct Answer: Option B
Explanation
15 - 29 years is represented by 104o

Number of people in the group is \(\frac{104}{360}\) x 0.9m

= 260000 = 26 x 104
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