I believe the answer is A. 20, 30, 40 is NOT a pythagorean triple.
Answer:
The median is 20.5
the average is 21
Step-by-step explanation:
B = ym + y
B - y = ym
(B - y) / y = m
or
B/y - 1 = m
Answer:
$42
Step-by-step explanation:
If you want to check, simply take the values I calculated, multiply them by 3 and subtract them by 2 for the second and third pair, they will add up to the values that Shelly is willing to purchase, excluding tax.
Answer: 22,040/30= 734.666666667
Step-by-step explanation: