Answer:
(X-1)×(x-2)
Step-by-step explanation:
Follow the step in the photo
Answer:
$ 7.9
Step-by-step explanation:
Amount of bill = $52.87 = $52.9
Amount of tip = 15% of $52.9

Answer:
4 because a quartile is really one fourth of the entire amount and if the entire amount is 16, the upper quartile will consist of 4 values. This was arrived at by simply finding 1/4 of 16 or by dividing 16 by 4.
Answer:A:Independent B:Depedant C:Inconsistent
Step-by-step explanation: