Algebra one, semester one, unit three, assignment: the range of a
function
1.
Hours worked
Wage earned(in dollars)
10 hours
80.00 earned
15 hours
120.00 earned
20 hours
160.00 earned
25 hours
200.00 earned
30 hours
240.00 earned
2.
Hours
Temperature(in Fahrenheit)
2 hours
65 degrees
7 hours
80 degrees
12 hours
85 degrees
18 hours
75 degrees
22 hours
60 degrees
{(2, 65), (7, 80), (12, 85), (18, 75), (22, 60)}
In this function the range represents the temperature.
3. Y=3x+28
a. Y=3*50+28
3*50=150
Y=150+28
150+28=178
Y=178
b. Y=3*75+28
3*75=225
Y=225+28
225+28=253
Y=253
c. Y=3*90+28
3*90=270
Y=270+28

270+28=298
Y=298
d. In this function the range represents the amount of
money earned by selling a certain number of calendar.

4. A coffee shop is selling ground coffee by the pound for special
events. The function rule describes how much money the coffee
shop can make. X is the pounds of coffee sold and Y is the amount
of money earned by selling the pounds of coffee.
Y=12.50x+37.00