Difference between revisions of "2006 AMC 10A Problems/Problem 4"

Revision as of 02:34, 11 September 2007

A digital watch displays hours and minutes with AM and PM. What is the largest possible sum of the digits in the display?

$\mathrm{(A) \ } 17\qquad \mathrm{(B) \ } 19\qquad \mathrm{(C) \ } 21\qquad \mathrm{(D) \ } 22\qquad \mathrm{(E) \ } 23$

The time with largest sum is 9:59.

$9+5+9=23,(E)$

2006 AMC 10A (Problems • Answer Key • Resources)
Preceded by Problem 3	Followed by Problem 5
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All AMC 10 Problems and Solutions

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 <center><math>9+5+9=23,(E)</math></center>
-== See Also ==
+== See also ==
-*[[2006 AMC 10A Problems]]
+{{AMC10 box|year=2006|ab=A|num-b=3|num-a=5}}
-*[[2006 AMC 10A Problems/Problem 3|Previous Problem]]
-*[[2006 AMC 10A Problems/Problem 5|Next Problem]]
 [[Category:Introductory Number Theory Problems]]