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February 1, 2015

February 1, 2015

Posted by **RAE** on Sunday, March 30, 2014 at 11:04pm.

C. 3 students decide to share a loaf of bread. Student A eats half of the loaf, passes what remains to student B who eats half, and then onto student C who eats half, and then back to student A who eats half, and so on. How much of the loaf will each student eat?

CAN YOU HELP PLEASE

- CALC 2 -
**Damon**, Sunday, March 30, 2014 at 11:50pm1 at start

a eats 2/3 ** 1/9 *** 1/54

b eats 1/6 ** 1/36 ** 1/108

first line is geometric series

2/3 + 2/3(1/6) + (2/3)(1/6)^2 ...

An = 2/3 +(1/6)^n-1

sum of that series = a/(1-r)

= (2/3)/(1-1/6) = 2/3 /5/6 = 4/5

- CALC 2 -
**Damon**, Sunday, March 30, 2014 at 11:51pmtry similar for the rest

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