On New year day , every student of a class sends a card to every other student. If the postman delivers 600 cards, how many students are there in the class
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let the no. of students be x
Cards delivered=600
Since every student sends a card to every other
no. of students=cards delivered/2
x=600/2
x=300
hope it helps u!!!!
Cards delivered=600
Since every student sends a card to every other
no. of students=cards delivered/2
x=600/2
x=300
hope it helps u!!!!
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