1.924 and 5.77
step 1: find the mean by adding up all the numbers and divide the sum by the number of numbers.
step 2: find the difference between each number and the mean, square the difference
step 3: add up all the results of step 2, divide the sum by (n-1), n is the number of numbers.
step 4: square root the result of step 3.
it is a long process.
Answer: $13
Step-by-step explanation:
Answer:
35 more cars
Step-by-step explanation:
17, 14, 19, 21, 27, 22, 20 add all of these numbers together
= 140
140 / 7 (number of days) = 20
25 x 7= 175
175 - 140 =35
549 ÷ 67 = 8.194029851
Hope this helps :)
Because this is an isosceles triangle, 3x = x + 10. Thus, 2x + 10 and x = 5.
With x=5, MN has the length 5+10, or 15.
