Answer:
29.3 minutes
Step-by-step explanation:
The average, also the mean, is all the numbers added together and then divided by the amount of numbers there, here, all the numbers added together are 20 + 30 + 40 + 38 + 25 + 22 + 39 + 22 + 26 + 31 = 293
There are a total of 10 numbers here, so 293/10 = 29.3
She spent an average of 29.3 minutes per day.
