Inequalities in Two Variables
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Angela wants to spend less than Php 200 on condiments. Each kilogram of salt costs Php 30, and each kilogram of pepper costs Php 90. Write an inequality that represents the number of kilograms of salt (s) and pepper (p) Angela can buy on her budget.
30s + 90p > 200
30s + 90p ≥ 200
30s + 90p < 200
30s + 90p ≤ 200
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Match the inequality to the graph.
Tags
CCSS.HSA.REI.D.12
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bam bought 4 mangoes and 7 guavas. The total amount she paid was at least $23. If 𝑥 represents the cost of each mango and 𝑦 the cost for each guava, which of the following mathematical statements represents the given situation?
4𝑥 + 7𝑦 ≥ 23
4𝑥 + 7𝑦 ≤ 23
4𝑥 + 7𝑦 > 23
4𝑥 + 7𝑦 < 23
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following equations match the given graph?
y ≥ -3/4 x - 3
y ≥ -3/4 x + 3
y < -3/4 x + 3
y > -3/4 x + 3
Tags
CCSS.HSA.REI.D.12
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Select the solution of the inequality
Tags
CCSS.HSA.REI.D.12
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is (-1, 0) a solution to this inequality?
Yes
No
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Select the inequality that matches the solution
Tags
CCSS.6.EE.B.8
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