NAME DATE
PERIOD
225
450
Practice
Representing Proportional Relationships
$75
600
1. Here is a graph of the proportional relationship
between calories and grams of fish,
a. Write an equation that reflects this
relationship using x to represent the
amount of fish in grams and y to
represent the number of calories.
500
UGO
400
Number of Calories
300
200
02
100
50 100 150 200 250 300
Grams of Fish
Ir your equation to complete the table:

Find the amplitude of a sinusoidal function that models this temperature variation

Two consecutive negative integers have a product of 30. what are the integers?

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.