Page 375 - Algebra 1
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Phone Service A cell phone company named Talk-A-Lot charges $1.25 for a connection fee and $0.25 for each minute. Another company named Save-N-Talk charges $0.50 for each minute but has no connection fee.
a. Write a system of linear equations to represent the total cost for a phone call
through each company.
b. Graph the system of equations using a graphing calculator and calculate the point of intersection.
c. What does the point of intersection represent?
*30. A dietician encourages students to eat lean meats. The table shows the fat grams
(54) of different types of meat.
Type of Meat (1 oz)
Fat Grams
White Meat Chicken
1
White Meat Turkey
1
Fresh Fish
1
Dark Meat Chicken
3
Dark Meat Turkey
3
Fish
3
Ground Beef
5
Beef
5
Pork
5
Lamb
5
Pork Sausage
8
Spare Ribs
8
Lunch Meat
8
Hot Dog (Turkey or Chicken)
8
a. Make a box-and-whisker plot for the set of data. b. Why is this graph missing a whisker?
360 Saxon Algebra 1
