Question

2: Mean of 10 values & 20, and the mean of
I value es 22, find the 11th value.​

Answer 1

Answer:you should know that

Step-by-step explanation: mean = sum of items/ number of items

.but your question is not clear we can't understand the question Make it clear

Answer 2

Answer:

42

Step-by-step explanation:

Mean=sum of no÷no. of no

20=sum of no÷10

Sum of no=20×10=200

Then A. T. Q

Mean =sum of no÷no. of no

22=sum of no÷11

Sum of no=22×11=242

THEN

Value of 11th no=242-200=42