Question

the mean of 10 numbers is 20 and the mean of 30 numbers is 60 then find the mean of combined data ?




answer me please urgent​

Answer 1

Answer:

sorry

Step-by-step explanation:

sorry I didn't understand you question

Answer 2

Answer:

x/10=20 => x=200

y/30=60 => y=1800

Am=x+y/10+30 = 200+1800/40= 50