A restaurant menu has the following different options available for a 3-course meal.
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- 3 entrees
- 6 mains
- 4 desserts
How many different combinations of options are there for a 3-course meal?
| 13 | 16 | 36 | 72 |
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Probability, NAP-C4-NC31 SA
Sharif has a lock on his bike.
To open his lock he moves the 4-digit dial to show 1221.
If each dial can be any number 0-9, how many different 4-digit codes, including Sharif's, are possible?