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Nitella [24]
3 years ago
14

1. Find the average of the prime numbers in the following list:5, 11, 13, 1, 16, 19, 21​

Mathematics
1 answer:
Tomtit [17]3 years ago
8 0

Answer:

12

Step-by-step explanation:

there are 4 prime numbers

5, 11, 13, 19

4/7 were prime

add 5, 11, 13 and 19 together and divide by 4

5+11+13+19

-----------------

4

add

48

----

4

divide top by bottom

=12

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