Answer:b
Step-by-step explanation:
The "mean" of a group of numbers is also called their "average".
To calculate the mean, add up all the numbers, then
divide the sum by the number of items on the list.
Step #1: Addum up: 3+7+2+9+4+7+3+7+5+2 = 49
Step #2: Count the number of items on the list: I count 10 .
Step #3: Divide the sum by the number of items on the list.
49 / 10 = 4.9
The mean (average) of the numbers on that list is 4.9 .
Answer:
3,900
Step-by-step explanation:
Answer:
1.6$
Step-by-step explanation:
first you multiply 8 with 20 and then divide it with 100
you will get the answer of 1.6$
Answer:
it is a 55% decrease
(why do i have to type at least twenty characters, just send the answer omg)
