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(2) As deduced from a survey, the classification of skilled workers is shown in the pie diagram. Ithe number of workers in the production sector is 4500, then what is the total number of skilledworkers in all fhelds?Others13872Hotel |
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Answer» In pie chart production sector angle is 90Its percentage = (90/360)*100 = (1/4)*100 = 25%Let total no. Of skilled workers = nGiven(25/100)*n = 4500n = 4500*4 = 18000 Hotel workers percentage = (36/360)*100 = 10%Hotel workers = (10/100) *18000 = 1800 Construction workers percentage = (72/360)*100 = 20%Construction workers = (20/100) *18000 = 3600 Agriculture workers percentage = (24/360)*100 = 6.6%Agriculture workers = (6.6/100) *18000 = 1188 Other workers percentage = (138/360)*100 = 38.4Other workers = (38.4/100) *18000 = 6912
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