Mathematics, 21.11.2019 00:31 selenaK9514
Four hundred raffle tickets were sold for $4 each. the one first prize winner will receive $300, and
two people will each receive second prizes of $200. there will be three $100 winners. what will be
the expected value of the raffle?
answer choices-
$4.00
$1.50
-$1.50
$2.50
$4.00
Answers: 3
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At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?
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Four hundred raffle tickets were sold for $4 each. the one first prize winner will receive $300, and...
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