The NFL started August 20, 1920
IF the original number was an integer, then the digit in the ones place of the final product is a zero ( 0 ). If it wasn't an integer, then any digit can be in the ones place.
(0,15)(1,45)
slope = (45 - 15) / ( 1 - 0) = 30 mph
Minimum=25
first quartile= 30
Third quartile=45
Maximum=55
Answer:105
Step-by-step explanation: