A wallet containing 5 five-dollar bills, 7 ten-dollar bills, and 8 twenty-dollar bills is found and returned to its owner. The wallet's owner will reward the finder with 1 bill drawn randomly from the wallet. What is the probability that the bill drawn will be a twenty-dollar bill?
A.) 1/20 B.) 4/51 C.) 1/8 D.) 2/5 E.) 2/3
number of successes
----------------------- = probability number of possibilities 8 bills are twenty-dollar bills (successes) 20 bills total (possibilities) 8 ---- = probability 20 D.) 2/5 {reduced} Ask Algebra House Comments are closed.
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