A bridge is 28 meters long. Find the length of a scale model if the scale is 1 : 550
1 answer:
Answer:
0.05090909 meters
Step-by-step explanation:
28 is to p as 550 is to 1
is what you should ask yourself
so 550 times p equals 28 times 1 (crossmultiplying)
550p=28
now divide 28 by 550 to find p, the length of the scale model
=0.05090909
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Step-by-step explanation:
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You would subtract 120 from 750 to get your answer.
750 - 120 = 630.
