Answer:
550
Step-by-step explanation:
550
The second is this I hope it helps
10 more than 23 is 33 because 10 +23 = 33.
The two co-captians can be chosen in 21 different ways.
<h3>
How many ways are there to choose the co-captains?</h3>
If the two co-capitans are equivalent, then we need to find combinations.
So we want to find how many combinations of 2 elements we can make out of a set of 7 elements.
This is given by:

So the two co-captians can be chosen in 21 different ways.
If you want to learn more about combinations:
brainly.com/question/11732255
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