Question

Anne’s friends have decided to chip in together and buy her cake. It is estimated that each friend will have to pay Y dollars. At the last minute 12 more people decide to contribute towards the cost of the cake. Initially 18 friends were going to pay for the cake. How many less dollars in terms of Y will it cost per person due to additional people contributing towards the cost of the cake? (A)3Y/5 (B) 8Y/10 (C) 3Y/6 (D)None of the other options

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Option D: None of  the Above

Step-by-step explanation:

Each person paying Y$

Initially the 18 Ppl, So cost of cake = 18Y

Now, more 12 ppl decided to chip in, so total number of ppl =30

Cost, to each person(30ppl) =18Y/30 = 3Y/5

How many less $ in terms of Y to cost per person due to additional pppl contributing = Y-3Y/5 = 2Y/5.

Therefor, Option D