6. Find the combined average age of a group of 150 people, if the average age of 50 people is 30 and that of the other 100 people is 60
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. The combined average is 50.
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1
Answer:
50
Step-by-step explanation:
age of 100ppl/100=60
=6000
age of 50ppl/50=30
50ppl=30*50
=1500
total age=6000+1500
=7500
avg age =7500/150
50
So, avg age of 150 people =50
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