WILL MARK BRAINLIEST The mean number of people per day visiting a museum in July was 120. If 20 more people each day visited the museum in August, what was the mean number of people per day visiting in August?
A.120B.140C.620D.640

July has 31 days and August also has 31 days.

Mean is the average, since August had 20 more people a day for the same amount of days, the mean for August would be 20 more than July.

The mean for August would be 120 + 20 = 140

a

b

d

step-by-step explanation:

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.