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The average of 6,10,x,20 and 30 is 18. what is the value of x
Question
The average of 6,10,x,20 and 30 is 18. what is the value of x
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Mathematics
3 years
2021-08-02T17:46:55+00:00
2021-08-02T17:46:55+00:00 2 Answers
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Answers ( )
Answer:
Step-by-step explanation:
There are 5 numbers that we must add to average out to get 18 so let set this equation up
Answer:
24
Step-by-step explanation:
18 times 5 is 90 so that means that the given numbers have to add up to 90 (including x)
so,
6+10+20+30=66
90-66=24
I hope this helps!