working backwards fruit stand

Mathematics
Tutor: None Selected Time limit: 1 Day

leona sold some oranges the first person bought 1/3 of her oranges the second person bought 4 the next person bought 1/4 leona had 15 oranges left at the end of the day How many oranges dis leona start with? solve this problem working backwards 

Jun 11th, 2015

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let the number of oranges be x

let the no of oranges bought by first person be 1/3x

x-(4+1/3+1/4)=15

x-4/7/12=15

x=19.58

20 oranges

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Jun 11th, 2015

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