If the average of 6 members is 18. And the first five are 9,8,11,8,12,find 6th number
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1
Answer:
60
Step-by-step explanation:
9+8+11+8+12+x=48+x
48+x/6=18
48+x=18×6
48+x=108
x=108-48
x=60
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