Each students in Ms. Wangs class will use a keyboard with 5 buttons on it to enter a 3-digit nunber. Each button has a different digit on it, from 1 through 5. (Some possible numbers are 111, 123, and 552.) How many different 3-digit numbers are possible for a student to enter?

Question

Mathematics

Aliya Serrano

8 June, 19:15

Each students in Ms. Wangs class will use a keyboard with 5 buttons on it to enter a 3-digit nunber. Each button has a different digit on it, from 1 through 5. (Some possible numbers are 111, 123, and 552.) How many different 3-digit numbers are possible for a student to enter?

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Answers (1)

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Pecan · Answer 1

The answer is 12 x 5 = 60

Step-by-step explanation:

Each number from the 5 digits becomes used with each other number that is used 5 x. This creates 4*2 = 16 3^3=27 + 2^3=16 + 1^1 = 60