Question

If the mean of x,x+3, x+6,x+9,x+12 is 60, then the value of x is​

Answer 1

Answer:

5x +30=300

5x=270

X=54 ans...

Answer 2

Answer: 54

Step-by-step explanation:

Mean = sum of observation / no of observation

= x+x+3+x+6+x+9+x+12/5=60

x+x+3+x+6+x+9+x+12 = 300

= 5x + 30 =300

5x = 300 - 30

5x = 270

x = 270 / 5

x = 54

I hope this will help you..