ENEQUALITIES

ENEQUALITIES

8th Grade

10 Qs

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ENEQUALITIES

ENEQUALITIES

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Jamil Ogaban

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At Least
<
>

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following mathematical expressions is written in standard form?

𝑥 < 𝑦 + 5

2𝑥 + 3𝑦 < 12

2𝑦 + 6 > 3𝑥

2𝑥 + 5 ≤ x – 3y – 7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following verbal phrases DOES NOT represent a linear inequality in two variables?

“the number of students in the learning center is 20”

“the number of students in the learning center is at most 20”

“the number of students in the learning center is greater than 20”

“the number of students in the learning center is less than or equal to 20”

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a linear inequality in two variables?

4𝑎 – 3𝑏 > 5

7𝑐 + 4 < 12 − 3𝑐

3𝑥 ≤ 16 + 𝑥

11 + 2𝑡 ≥ 3𝑡 – 11

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which inequality represents “the sum of x and y is at most 15”?

𝑥 + 𝑦 ≥ 15

𝑥 + 𝑦 > 15

𝑥 + 𝑦 ≤ 15    

𝑥 + 𝑦 < 15

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following inequalities is the same as “the sum of 2𝑥 and 𝑦 is at least 20”?

2𝑥 + 𝑦 ≥ 20

2 𝑥 + 𝑦 > 20

2𝑥 + 𝑦 ≤ 20

2𝑥 + 𝑦 < 20

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cardo is asked what inequality symbol to be used to translate at most in the mathematical sentence 5 times a number y plus 2 times a number x is at most 15. His answer is <. Is he correct?

Yes, because the symbol for at most is <.

Yes, because the symbol for at most is >.

No, because the symbol for at most is ≥.

No, because the symbol for at most is ≤.

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