Answer:
139
Step-by-step explanation:
(5*8)+(9*11)
40+99
139
Answer: The value of x is 3.
Step-by-step explanation:
Since we have given that
10,11, 12 and x
Average of above numbers = 9
As we know that
Average is given by

Hence, the value of x is 3.
Answer:
30 units
Step-by-step explanation:
I'm sorry if this is wrong
Distance traveled should be on y axis
hours should be on x axis
increments should be 5