MrDoge1235 MrDoge1235
  • 13-12-2021
  • Mathematics
contestada

pls help me pls help me pls help me

pls help me pls help me pls help me class=

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ktseng26
ktseng26 ktseng26
  • 13-12-2021

Answer:

C. 35

Step-by-step explanation:

First, let's put the first notebook.

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

We lose 1 step at each time.

1 3 2 is not ok because 1 2 3 is same as 1 3 2

5+4+3+2+1

Next, the other one.

4+3+2+1

3+2+1

2+1

1

5+4+3+2+1+4+3+2+1+3+2+1+2+1+1=35

35 different ways  

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hii8820 hii8820
  • 13-12-2021
The answer for that is C
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