rkoushik332ovwz9u rkoushik332ovwz9u

29-09-2017
Mathematics

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One-tenth of the cars in a car park are yellow. Another car arrives and now one-ninth of the cars are yellow. How many cars are now in the car park?

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Malulu22 Malulu22

29-09-2017

There are 81 cars now in the car park! :D

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kaykaystark kaykaystark

29-09-2017

1/10 of cars are yellow in the car park
9/80
+1 = 81
9/81 = 1/9
there is a total of 81 cars after the new car arrives

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