Tell whether the ratios form a proportion.
1 to 3 and 7 to 21
1 answer:
Answer:
yes they form a proportion
Step-by-step explanation:
1 to 3 and 7 to 21 are equal
we can check this by multiplying each number in the 1 to 3 ratio by 7 to make it equal with the other ratio, 7 to 21.
(sorry if this is confusing but I hope it helped)
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