WAEC Mathematics 2020 Objective — Question 34

Question 34 of 50 from the West African Examinations Council (WAEC) Mathematics 2020 Objective paper, with the correct answer and a full explanation.

The pie chart shows the population of men, women and children in a city. If the population of the city is 1,800,000, how many men are in the city?

• A. 845,000
• B. 600,000
• C. 355,000Correct
• D. 250,000

Explanation

Total sectoral angle=360 deg; Women=120 deg, Children=169 deg, so Men=360-(120+169)=71 deg. Number of men = (71/360) x 1,800,000 = 355,000.

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