3 years ago

Find the missing number ___:7 = 12:21 A.14 B.12 C.4 D.3

1 answer:

Nadusha1986 [10]3 years ago

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<span>The question is asking us to "find the missing number ___:7 = 12:21 First, let's see how similar are 7 and 21 - 21 is 7 multiplied by 3. So the gap will be filled in by something that multiplied by 3 will give us 12. So we have : x*3=12, and also: x=12/4=4, so the answer is C.4</span>

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