Using exactly nine bills, how can you make change for $55 that will NOT make change for a twenty dollar bill?

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A. 2 twenties, 1 ten, 6 singles
B. 4 tens, 2 fives, 5 singles
C. 1 twenty, 3 tens, 5 singles
D. 2 twenties, 2 fives, 5 singles

2007-09-17 07:33:59 · 3 answers · asked by Sun S 1 in Science & Mathematics ➔ Mathematics

D.

A. isn't $55.
B has more than 2 tens which could change a $20.
C has more than 2 tens which could change a $20.

2007-09-17 07:41:16 · answer #1 · answered by hcbiochem 7 · 0⤊ 0⤋

it's obviously D. A,B, and C will all make change for a $20.

2007-09-17 14:42:04 · answer #2 · answered by guff316@sbcglobal.net 2 · 0⤊ 0⤋

not the best place 4 homeowrk

2007-09-17 14:41:24 · answer #3 · answered by Anonymous · 0⤊ 0⤋