20X0.3= 6
30X0.3= 9
40X0.3= 12
Answer:
39+10=49
Step-by-step explanation:
I hope this helps you.
Since a ton is 2000 pounds
You would divide 13600 pounds in half so your answer would be
C>>>6.8 tons
Mean is when you take all the numbers and add them together and divide by the amount of numbers there
Example: Find the mean of :3,4,6,7
So you a 3+4+6+7=20 divide that by 4(because there you added 4 numbers) and that equals 5