Cakes

On the bowl were a few cakes. Jane ate one-third of them, Dana ate a quarter of those cakes that remained.

a) What part (of the original number of cakes) Dana ate?
b) At least how many cakes could be (initially) on thebowl?

Result

a = 1/6
b =  6

Solution:

$a = (1-1/3)/4 = 1/6$
$b=1/(1/6)=6$

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