Which two ratios form a proportion?
a) 1 : 4 and 5 : 20
b) 1 : 4 and 20 : 5
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Mathematics, 01.11.2019 09:31 GabbiL
Which two ratios form a proportion?
a) 1 : 4 and 5 : 20
b) 1 : 4 and 20 : 5
c) 4 : 1 and 20 : 4
d) 4 : 1 and 4 : 20
Answers: 2
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