Memory for a lifetime

  1 -Attention
   2 - Positive factors
   3 - Negative factors

1 - Attention and order
2 - Attention and time
3 - Attention and space
4 - Attention and the senses
5 - Attention and logic
6 - Attention and the body
7 - Attention and imagination

Choice of questions
…and the answer

   1 – One or several memories
   2 – Memory and attention
   3 – Biology of memory
   4 – The memory function
   5 – Memory and its environment
   6 – Our senses and their memory

Chapter 2 : Memory and attention

Exercises

Exercise 5 : Attention and logic

For those who like numbers :

The numbers in the tables below are such that in each vertical or horizontal line, one of the three can be deduced from the other two by a simple mathematical operation.

What is the missing number in each table ?

8	4	4
6		3
2	1	1

Check the solution Next table

7	2	14
3	5	15
21	10

Check the solution Next table

10	5	15
5		5
15	5	20

Check the solution Next table

100	5	20
5	5	1
20	1

Check the solution

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