Grandmother and grandfather

Grandmother baked cakes. Grandfather ate half, then a quarter of the rest ate Peter, and Paul ate half of the rest. There left six cakes for parents. How many cakes were made by the grandmother?

Correct answer:

x =  32

Step-by-step explanation:

xx/21/4 x/21/2 (xx/21/4 x/2)=6 xx/21/8 x1/2 3/8  x =6 83 x  21 83   x = 6  3/8 x3/16 x=6  3x=96  x=396=32  x=32

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