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10 votes
Please help me out with this

Please help me out with this-example-1

2 Answers

10 votes
12 or twelve sorry if I’m wrong
User Cedric Martin
by
5.1k points
6 votes

Answer:

12

Explanation:

Find the mean, you need to add up all the numbers and divide by how many there are.

Woodborough ages total 320, so divide that by 20 entries is mean of 16.

Parkville ages total 560, divided by 20 is a mean of 28.

28-16=12

User Richard Lee
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5.0k points