Answers

2014-03-19T11:57:16+05:30
2014-03-19T12:35:34+05:30
I/3 + 2/4 + x = 1 ------------------------ x is the remaining part of the cake
therefore, 4/12 + 6/12 + 12x/12 = 1
by solving the equation, 
10 + 12x = 12
therefore 12x = 12 - 10
                x = 2/12
                x = 1/6
therefore the remaining part of the cake is 1/6
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