What is the missing number in the sentence below? 3 × 4 × 5 = _____ × 20

asked Jul 8, 2016 61.4k views

2 votes

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2 votes

3 x 4 = 12
12 x 5 = 60
60 / 20 = 3

answer is 3

Milad Qasemi answered Jul 8, 2016

8.1k points

4 votes

3 × 4 × 5 = 20 · x
12 × 5 = 20x
60 = 20x
20 20
3 = x

The missing number in a sentence is 3.

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