1) Tom and Jennifer are eating a candy bar. first Tom eats half of the bar, then

Question

1) Tom and Jennifer are eating a candy bar. first Tom eats half of the bar, then Jennifer eats half of what e remains, then Tom eats half of what remains, then Jennifer eats half of what remains, etc. How much of the candy bar will Tom eat? How much of the candy bar will Jennifer eat?

2) Melanie and Ryan are drinking a can of soda. First Melanie drinks one-quarter of the can, then Ryan drinks two-thrds of what remains, then Melanie drinks one-quarter of what remains, then Tyan drinks two-thirds of what remains, etc. how much will Mellanie drink? How much will Ryan drink?

3) Ed, Sue and Bll share an apple pie. First Ed eats half of the pie, then Sue eats half of what remains, then Bill eats half of what remains, then Ed eats half of what remains, etc. How much of the pie will each of them eat?

Explanation / Answer

Solution:

Tom eats half of the bar =1-1/2=1/2

Jennifer eats remaing =1-1/2=1/2

Tom eats =1/2+1/2=1

jennifer eats=1/2+1/2=1

2)M elanine and

first quater =1-1/4=3/4

ryan drinks 2/3 off remaining drink=3/4-2/3=1/12

ryan drinks=1/12

can remaining drink=3/4-1/12=2/3

Melanine drinks quater=2/3-1/4

remaining drink=5/12

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