Question 242970: While cleaning out a garage, John found four old single-digit house numbers, one 3, one 4, and two 5s. The number of different two-digit house numbers he can create using any two of them is:
a. 12 b. 5 c. 6 d. 7 e. none
Found 2 solutions by stanbon, Theo:
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! While cleaning out a garage, John found four old single-digit house numbers, one 3, one 4, and two 5s. The number of different two-digit house numbers he can create using any two of them is:
34,35,43,45,53,54,55
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Cheers,
Stan H.
a. 12 b. 5 c. 6 d. 7 e. none
Answer by Theo(13342)  (Show Source):
You can put this solution on YOUR website! Answer is 7.
The numbers to draw from are 3455
You can draw 2 numbers from the set.
If you start off with 3, then the possible sets are 34, 35
If you start off with 4, then the possible sets are 43, 45
If you start off with 5, then the possible sets are 53, 54, 55
Total possible sets is 7.
number are:
34
35
43
45
53
54
55
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