You are on a treasure-diving ship that is hunting for gold and silver coins. You reel in a wire basket that contains gold and silver coins. The basket holds no more than 50 ounces of material. Each gold coin weighs about 0.5 ounce, and each silver coin weighs about 0.25 ounce. You want to know the different numbers of each type of coin that could be in the basket.
Write an inequality that models the weight in the basket.
1 point
1
Question 2
2.
Give three solutions of the inequality you wrote in #1.
1 point
1
Question 3
3.
Explain why there cannot be 400 gold coins and 2800 silver coins in the basket.
1 point
1
Question 4
4.
There are at most 30 students in Mr. Moreno's history class.
Write an inequality in two variables that represents the possible numbers of boysb and girls g in the class.
1 point
1
Question 5
5.
Graph the inequality from #4 on a coordinate plane.
1 point
1
Question 6
6.
Explain whether your graph has a solid line or a dashed line. How do you know?
1 point
1
Question 7
7.
Choose a point in the shaded region of your graph and explain what the point represents.
1 point
1
Question 8
8.
You receive a gift certificate for $25 to your local movie theater. Matinees are $4.50 each and evening shows are $7.50 each. Write and graph an inequality that represents the numbers of matinees and evening shows you can attend.
1 point
1
Question 9
9.
Give three possible combinations of the numbers of matinees and evening shows you can attend.
1 point
1
Question 10
10.
In one of its first five games of a season, a football team scored a school record of 63 points. In all of the first five games, points came from touchdowns worth 7 points and field goals worth 3 points. Write and graph an inequality that represents the numbers of touchdowns and field goals the team could have scored in any of the first five games.
1 point
1
Question 11
11.
Describe a real-world situation that can be represented by the inequality shown in the graph.