Answers

  • Brainly User
2015-10-04T16:28:42+08:00
Let x be the number

6:15 = 36:x

 \frac{6}{15} = \frac{36}{x}

Cross multiply:

6x = (15)(36)

6x = 540

6x/6 = 540/6

x = 90

6 is to 15 as 36 is to 90 

6:15 = 36:90


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