The cost of $6 pastries is $240. Find the cost of 20 pastries
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cost of 6 pastries =240
cost of 20 pastries =let 'x'
6⇒240
20⇒x
by cross multiplication 6x=240x20
6x=4800
x=4800/6
x=800
cost of 20 pastries =let 'x'
6⇒240
20⇒x
by cross multiplication 6x=240x20
6x=4800
x=4800/6
x=800
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