If 15:2212=x:9, then ''=

15:2212=x:9,15:452=x:9,a:b=ab15452=x93045=x9x=30×945=6

If 15:2212=x:9, then ''=

15:2212=x:9,15:452=x:9,a:b=ab15452=x93045=x9x=30×945=6

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If $15 : 22 \frac{1}{2} = x : 9,$ then $' 𝑥' =$

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Detailed Solution

$15 : 22 \frac{1}{2} = x : 9,$

$15 : \frac{45}{2} = x : 9,$

$a : b = \frac{a}{b}$

$\frac{\frac{15}{45}}{2} = \frac{x}{9}$

$\frac{30}{45} = \frac{x}{9}$

$x = \frac{30 \times 9}{45} = 6$

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