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MrMuchimi
2 years ago
10

How many 4 digits codes can be formed with odd numbers without repetition? 0 is not allowed.

Mathematics
1 answer:
Sliva [168]2 years ago
3 0

9514 1404 393

Answer:

  120

Step-by-step explanation:

The number of permutations of 5 things taken 4 at a time is 120.

__

There are 5 odd digits. You want to choose 4 of them, then arrange those 4 in all possible ways. There are 5·4·3·2 = 120 ways to do that.

120 4-digit codes can be formed using odd digits with no repetition.

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Answer:

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4 0
2 years ago
Read 2 more answers
If the area of a triangular prism is 300 and the height is 3 what is the area of the base?
evablogger [386]
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3 years ago
Simply the expression: 52 + 53 - 54 A) -475 B) -350 C) -125 D) 5
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6 0
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