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OpenStudy (anonymous):
Which ratio correctly compares 120 cm to 80 mm? A. 3 to 20 B. 3 to 2 C. 15 to 1 D. 150 to 1
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jimthompson5910 (jim_thompson5910):
hint: 10 mm = 1 cm so, 80 mm * (1 cm/10 mm) = 8 cm ------------------------------------------------------- that means we have 120 cm to 8 cm
OpenStudy (anonymous):
more please
OpenStudy (eric_d):
Firstly, you'll need to do the conversion first .. @shelbydancer
OpenStudy (anonymous):
ok
OpenStudy (crashonce):
basically just simplify 120:8
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OpenStudy (crashonce):
which is 15:1 C
OpenStudy (anonymous):
thx
OpenStudy (crashonce):
no worries
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