There are 4 marbles of different colours, red, green, blue and yellow, in a bag.
Adam takes out 2 marbles.
How many different choices does he have?
|
red |
green |
blue |
yellow |
red |
|
✓ |
✓ |
✓ |
green |
|
|
✓ |
✓ |
blue |
|
|
|
✓ |
yellow |
|
|
|
|
Number of choices that Adam has
= 3 + 2 + 1
= 6
Answer(s): 6