zay65307
zay65307
03.05.2021 • 
Mathematics

The following are the last 10 run scores Colin got in cricket: 18, 9, 7, 35, 30, 21, 33, 12, 30, 31
a) Work out Colin's mean score.
b) Colin plays cricket again on Sunday. He gets 27 runs.
What is his new mean score?
Give your answers as decimals.

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