There are 5 children in a group, all of different heights. Can they stand such that four of them say '1' Class 6

There are 5 children in a group, all of different heights. Can they stand such that four of them say '1' Class 6

Question 1.

There are 5 children in a group, all of different heights. Can they stand such that four of them say '1' and the last one says '0'? Why or why not? Class 6

Solution:

Yes, see figure.

Question 2

For this group of 5 children, is the sequence 1, 1, 1, 1, 1 possible? Class 6

Solution:

No.

Question 2.

Is the sequence 0, 1, 2, 1, 0 possible? Why or why not? Class 6

Solution:

Yes, see figure.