document.write( "Question 98094: In his pocket Pat has 5 dimes, 7 nickels, and 4 pennies. He selects 4 coins.
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document.write( "a.)How many ways can he select 4 dimes?
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document.write( "b.)How many ways can he select 4 pennies?
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document.write( "c.) How many ways can he select 3 nickels and one dime?
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document.write( "d.) How many ways can he select exactly 3 nickels?
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document.write( "i tried to use the combination of all the possibilities and do that for the first few (a, b, and d), but I wasn't sure if that was right. Really if I can just get the letter c I can probably get the rest of them okay. \n" );
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Algebra.Com's Answer #71339 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! In his pocket Pat has 5 dimes, 7 nickels, and 4 pennies. He selects 4 coins. \n" ); document.write( "a.)How many ways can he select 4 dimes?.........5C4 = 5 \n" ); document.write( "b.)How many ways can he select 4 pennies?.......4C4 = 1 \n" ); document.write( "c.) How many ways can he select 3 nickels and one dime?..7C3*5C1=35*5=175 \n" ); document.write( "d.) How many ways can he select exactly 3 nickels?....7C3=35 \n" ); document.write( "============= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |