Page 165 - Algebra 1

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Hiking A hiker can average 15 minutes per mile. Write a rule in function notation to describe the time it takes the hiker to walk m miles.
Subtract 3.16 - 1.01 - 0.11.
Multiple Choice Which set of ordered pairs represents a function?
A {(1, 1); (2, 2); (3, 3); (4, 4)}
B {(1, 0); (2, 1); (1, 3); (2, 4)}
C {(1, 1); (1, 2); (1, 3); (1, 4)}
D {(10, 1); (10, 2); (12, 3); (12, 4)}
A square has a side length of s. Write a rule in function notation to represent the perimeter.
Generalize If a set of ordered pairs is a function, are the ordered pairs also a relation? Explain.
Analyze A student draws a circle on a coordinate plane. The center of the circle is at the origin. Is this circle a function or a relation? Explain.
Photography A student is making a pinhole camera. What is the circumference of the pinhole in the box? Use 3.14 for π and round to the nearest hundredth.
diameter = 0.45 mm
Astronomical Unit An astronomical unit is the average distance from the Sun to the Earth. 1 AU (astronomical unit) is approximately equal to 93 million miles. If Jupiter is about 5.2 AU from the Sun, about how many miles is it from
the Sun?
Write Describe a possible situation for the discrete graph. y
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Saxon Algebra 1
Movie Club
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Stephen belongs to a movie club in which he pays an annual fee of $39.95 and then rents DVDs for $0.99 each. In one year, Stephen spent $55.79. Write and solve an equation to find how many DVDs he rented.