How many different numbers can you make out of 1,2,3 and they can't have two of the same numbers in 1 problem ( can't be decimals) I think it 15?

Question

01-02-2017
Mathematics

contestada

How many different numbers can you make out of 1,2,3 and they can't have two of the same numbers in 1 problem ( can't be decimals) I think it 15?

Respuesta :

Otras preguntas

two identical freight cars roll without friction towards each other on a level track. one car rolls 2 m/s the other 1 m/s. after the cars collide they couple an

When was William Shakespeare born

When was World War I?

Nadine can send or receive a text message for 15 cents or get an unlimited number for 5 dollars. Write and solve an inequality to find how many messages she can

What three islands are located off the East African coast

What is the numerator or denominator of 4/5

What are two different ways to describe and label the layers of the Earth?

Nadine can send or receive a text message for 15 cents or get an unlimited number for 5 dollars. Write and solve an inequality to find how many messages she can

apologiabiology apologiabiology · Answer 1 · 2017-02-08T21:12:31+01:00

apologiabiology apologiabiology

08-02-2017

there are 3 different numbers
slot method

how many 3 digit numbers?
321
312
123
132
213
231

6 numbes

how many 2 digit numbers?
12
21
13
31
23
32

6 numbers

how many 1 digit numbers
1
2
3

3 of them

6+6+3=15

15 different number, yah you ar right

Answer Link