36
Step-by-step explanation:
5x is 15
x is 3
12 times 3 is 36
Let
. Then
, and so as
, you have
. The limit is then equivalent to
Average speed = total miles driven / total driving time
average speed = (150 + 100) / (3 + 1 1/2) =
250 / (4 1/2) =
250 / (9/2) =
250 * 2/9 =
500 / 9 = 55.55 mph
Answer:
The average temperature is
Step-by-step explanation:
From the question we are told that
The temperature of the coffee after time t is
Now the average temperature during the first 22 minutes i.e fro minutes is mathematically evaluated as