SavannahHughes SavannahHughes

20-10-2017
Mathematics

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Please can you help me

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sqdancefan sqdancefan

11-07-2019

Answer:

5 : 1

Step-by-step explanation:

From your second-grade memorization of multiplication tables, you recognize that 15 = 3×5, so you know 3 is a factor of both numbers in the ratio. To reduce the ratio to simplest form, you divide out all common factors:

15 : 3 = (15/3) : (3/3) = 5 : 1

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