Homework Help: 6th grade math

Posted by Suzanne on Saturday, April 23, 2011 at 4:56pm.

Which proportion can you use to find the width of a full size railroad track? of 1 millimeter for every 87 millimeters in a full size train. The model railroad cars run on a track that is 16.5 mm wide.

f) 1/87 = x/16.5
g) 1/87 = 16.5/x
h) 1/x= 87/16.5
j) 16.5/87 = x/1

6th grade math - Ms. Sue, Saturday, April 23, 2011 at 5:00pm
Your proportion should show

1 is to 87 as 16.5 is to an unknown number

Which of your choices expresses that proportion?
6th grade math - Suzanne, Saturday, April 23, 2011 at 5:42pm
answer f or g

maybe g is the answer ?
6th grade math - Ms. Sue, Saturday, April 23, 2011 at 5:47pm
Yes. G is the answer.

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