Question

Radhika got first price in sports championship of her school so her parents bought cake. That day she eats ½ of the cake. On the next day, she eats 1/3 of the remaining cake, on the third day she eats ¼ and fourth 1/5, fifth day 1/6, on the sixth day she eats 1/7th of what is remaining and so on…..
(1):What would be the fraction of cake available on 7th day? ​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

Let total money be, x Therefore, she spent 1/2 money, so she is left with - Xx1/2 =x/2 rupees. She spends 1/3 of x/2 i.e. x/2x1/3= x/6 Remaining money - 1/2-1/6-2/6=1/3

Or, 1x/3=20 Or, x=20x3

Or,x=60.

She had rupees 60 in beginning.