Billyboo786 Billyboo786

27-04-2015
Mathematics

Answered

write a different number in these boxes so that the mean of the 3 numbers is 9.

Answer :

JackieS JackieS

27-04-2015

Most times, the three numbers are beside each other chronologically. Three numbers that work are 8, 9, and 10.

8 + 9 + 10 = 27
27 ÷ 3 = 9

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