(f)
10 friends decide to equally split a 4000 bill for pizzas. Two leave before the pizzas
arrives. Now every one of the others has to spend more! How much more? Write the
answer as a percentage.
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Earlier everyone had to pay 400. But when two people left, we will divide the total by new no. of people. So, everyone has to give 4000/8=500 bill. So, they have to pay 25% more.
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