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Fittoniya [83]
3 years ago
7

4. How many numbers of three different digits can be made by using the digits 1, 2, 3, 4,5,6? How many of them are even?​

Mathematics
1 answer:
docker41 [41]3 years ago
8 0

Answer:

Let the 3 digits are xyz.

For x we have 6 options, for y - 5, for z - 4 since all digits are different.

<u>Number of options:</u>

  • 6*5*4 = 120

Even numbers will have z = 2, 4 or 6, then

x - 5 options, y - 4 options

<u>Number of options:</u>

  • 5*4*3 = 60

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