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primary 5 | Maths
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Date Posted: 7 years ago
Views: 413
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100% --> 1200 students
therefore 34% = 34/100 x 1200
= 408 boys.
There are 75 people in the train, 64% of which is adults.
64% + (100% - 64%) = 75 people
64% = 64/100 x 75
= 48 adults.
So to find the number of children = 65 - 48 = 27 children.
therefore 34% = 34/100 x 1200
= 408 boys.
There are 75 people in the train, 64% of which is adults.
64% + (100% - 64%) = 75 people
64% = 64/100 x 75
= 48 adults.
So to find the number of children = 65 - 48 = 27 children.
Date Posted:
7 years ago
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