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real crane Jan 28, 2023, 3:29 PM

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need help with this
i dont understand the mark scheme
could someone show me how i can do this step-by-step

south lark Jan 28, 2023, 3:37 PM

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Let volume of p = x, so Q is 3/2 x and R = 9/4 x

X/ 9/4 x =1/ 9/4 = 4/9

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@real crane

real crane Jan 28, 2023, 3:38 PM

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Smart guy , ty

south lark Jan 28, 2023, 3:39 PM

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Thanks, hmu if you need any more help

real crane Jan 28, 2023, 3:41 PM

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wait how did you get the bottom line?

south lark Jan 28, 2023, 3:42 PM

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Well I want a fraction P/R

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So plug my values in

real crane Jan 28, 2023, 3:42 PM

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oh ok tyty

south lark Jan 28, 2023, 3:43 PM

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#GCSE