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QUIZ

7th

grade

55%

accuracy

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Karin SUSAN

3 years

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21 questions

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- 1. Multiple Choice5 minutes1 pt
$18-2\times\left(3+1\right)-6=$

30

4

7

-4

- 2. Fill in the Blank5 minutes1 pt
$4\div4+4\times4-4=$ Solve the following equation:

- 3. Multiple Choice5 minutes1 pt
Rewrite the following in Index notation: $4\times4\times4\times4\times5\times4\times5\times5$

$4^5+5^3$

$4^5\times5^3$

$3^5\times5^4$

$3^5+5^4$

- 4. Multiple Choice5 minutes1 pt
Rewrite the following in Expanded notation:

$2^2x^3y^2$$4\times3\times5\times x\times y$

$4\times x\times x\times y\times y\times y$

$2\times2\times x\times x\times x\times y\times y$

$4\times x\times x\times x\times y\times y$

- 5. Fill in the Blank5 minutes1 pt
What is the square of -3?

- 6. Fill in the Blank5 minutes1 pt
What is $\sqrt{144}$ ?

- 7. Multiple Choice5 minutes1 pt
Which of the following is true?

$3\times4\div6=6\times3\div4$

$3\times\left(2-1\right)=3\times2-3\times1$

$\left(6\div3\right)\times2=6\div\left(3\times2\right)$

$2+6+198=198+6+2$

- 8. Multiple Choice5 minutes1 pt
Consider the following:

$y=4x-7$Is this an equation or an expression?

Equation

Expression

- 9. Fill in the Blank5 minutes1 pt
Consider the following:

What are the variables?

$y=3x-7$ - 10. Fill in the Blank5 minutes1 pt
Consider the following:

What is the coefficient of x?

$y=3x-7$ - 11. Fill in the Blank5 minutes1 pt
Consider the following:

What is the constant?

$y=3x-7$ - 12. Multiple Choice5 minutes1 pt
Which expression shows the difference between x and 8, multiplied by 4?

$4\left(x+8\right)$

$x-\left(4\times8\right)$

$\frac{x}{4}-8$

$4\left(x-8\right)$

- 13. Fill in the Blank5 minutes1 pt
What expression would show the product of f and twelve?

- 14. Multiple Choice5 minutes1 pt
Select all the correct answers:

"A takeaway purchase of 3 hotdogs and 4 hamburgers totals $20"

The following equation represents the scenario: $3x+4y=20$x represents the cost of a hamburger

y represents the cost of a hamburger

x represents the cost of a hotdog

y represents the cost of a hotdog

- 15. Multiple Choice5 minutes1 pt
"Ellie (x) has twice as many cousins as her friend Peter (y)"

Which of the following equations can represent this scenario?

$x=2y$

$y=2x$

$y=\frac{x}{2}$

$x=\frac{2}{y}$

- 16. Fill in the Blank5 minutes1 pt
Let's say that the following equation shows that Ellie has twice as many cousins as Peter, where Ellie's cousins are represented by y and Peter's by x:

$y=2x$

How many cousins does Peter have if Ellie has 46? - 17. Fill in the Blank5 minutes1 pt
Let's say that the following equation shows that Ellie has twice as many cousins as Peter, where Ellie's cousins are represented by y and Peter's by x:

$y=2x$

How many cousins does Ellie have if Peter has 46? - 18. Fill in the Blank5 minutes1 pt
Find the value of x if:

$6\left(x-4\right)=12$ - 19. Fill in the Blank5 minutes1 pt
Find the value of x if:

$\frac{x+2}{3}+4=8$(Hint - Create a flowchart and use inverse operations to find the answer)

- 20. Multiple Choice5 minutes1 pt
Which

"__mathematical equation__represents the following scenario?**I am thinking of a number, when I add 5 to the number and divide the result by 6, the answer is 2. What number am I thinking of?"**$\frac{x+5}{6}=2$

$x+5\div6=2$

7

- 21. Multiple Choice5 minutes1 pt
Lucas is completing a 1.6 km race at the sports carnival. He is x meters away from the finish line. Which expression represents how far he has already run?

$1.6-x$

$1600+x$

$160-x$

$1600-x$

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