Question 389831
Raquel created an advertisement on a rectangular piece of paper that was 12inches long and 4inches wide. for a presentation. she projected the rectangular image onto a screen the image was 3 feet long.

what was the width of the image she projected on the screen?
let the width on the screen be x inches
it is a direct proportion

12:4 : : 36:x
12/4 = 36/x
x=36*4/12
x=12 inches the width on the screen
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m.ananth@hotmail.ca