Question

If the mean of 20,15,17,x,25 and 23 is 20. Find the value of x

Answer 1

Answer:

x = 20

Step-by-step explanation:

Mean = (20+15+17+x+25+23)/6

=> 20 = (100+x)/6

=> 120 = 100+x

=> 120-100 = x

=> x = 20