02-04-2022
Mathematics

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Ratio of boys to girls

Ratio of boys to girls class=

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Nepalieducation Nepalieducation

02-04-2022

Answer:

→Boys=6

→Girls=14

Step-by-step explanation:

[tex]Solution,\\\\Ratio\:of\:boys\:to\:girls=3:7\\\\Total\:students=20\\\\Let,\\\\\hookrightarrow Boys=3x\\\\\hookrightarrow Girls=7x\\\\Now\:we\: have,\\\\\hookrightarrow 3x+7x=20\\\\\hookrightarrow 10x=20\\\\\hookrightarrow x=20/10=2\\\\Again,\\\\\hookrightarrow Boys=3x=3\times2=6\\\\\hookrightarrow Girls=7x=7\times2=14[/tex]

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