3. two car washes charge a basic fee plus a fee based on the number of extras that
are chosen....
Mathematics, 22.09.2019 22:30 TimothyYash9403
3. two car washes charge a basic fee plus a fee based on the number of extras that
are chosen. the table below shows the total costs for different car washes at
bubbles car wash. the total cost y (in dollars) for a car wash with x extras at
soapy car wash is represented by the equation y = x + 9. which car wash
charges more for the basic fee? how many extras must be chosen for the total
costs to be the same?
number of extras, x2
total cost, y
9
12
15
18
Answers: 1
Mathematics, 21.06.2019 18:40, calebhoover03
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 20:30, cupcake20019peehui
Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?
Answers: 1
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