The following pie chart shows the proportion of workers who travel from home to factory using various modes of transportation. If 250 people travel by bus, find
(a) total number of workers in the factory
(b) number of workers travel by train.

 

Dear Student,


Total number of workers= 72+144+54+90=360So, proportion of workers travelling on bus= 90360=14Proportion of workers travelling on train=144360=25Proprtion of workers travelling on foot=54360=320Proportion of workers travelling on cycle=72360=15(a)If number of workers travelling by bus=250Then proportion remaning constant, the total number of workers will be:-250*4=1000.Therefore, total number of workers=1000(b)Number of workers travelling by train=25*1000=400Therefore, number of workers travellin by train=400.

Regards

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