HSC Maths: Algebra Quiz

Question 1

Question

The "nth" number in the number pattern 5, 7, 9, 11, … will be:

Answer

13
11 + 2n
2n + 3

Question 2

Question

4n –

$5n^2$ + 7 – 9n + 1 can be simplified to:

Answer

$-10n^2$ + 8
8 – 5n – $5n^2$
$-2n^2$

Question 3

Question

The formula for converting degrees Fahrenheit (F) to degrees Celsius (C) is: C =

$\frac{5}{9}$ (F – 32). Find the temperature, to the nearest degree in degrees Celsius, if a recipe recommends 325 degrees Fahrenheit to bake a cake.

Answer

Question 4

Question

The solution of the equation

$\frac{(x-1)}{3}$ - ( x + 1) = 2

Answer

x = -2
x = -3
x = -5

Question 5

Question

4ab(ab – 7) is the same as:

Answer

$(4ab)^2$ – 28ab
4 $(ab)^2$ – 7ab
4 $(ab)^2$ – 28ab

Question 6

Question

$a^4$ is the same as:

Answer

4 × a × a × a × a
4a × 4a × 4a × 4a
4a + 4a + 4a + 4a

Question 7

Question

$24p^6$ ÷

$4p^4$ is the same as:

Answer

$6p^3$
$6p^4$
$20p^4$

Question 8

Question

Given that

$v^2$ =

$u^2$ + 2as, Find a when v = 10, u = 5 and s = 8

Answer

a = $\frac{75}{16}$
a = $\frac{-5}{16}$
a = $\frac{125}{16}$

5 comments

dripfi819

over 9 years ago

7 is 6p2

Joshua Norman

almost 10 years ago

question seven: there is no right answer

Nick Pay

Question 7 has not correct response

Andrea Leyden

over 10 years ago

Pretend the (x + 1) is over 1 and cross multiply it out to get an equation where you solve x.

Mark Rutherford-Shaw

I'm really stuck on question 4, any help?

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HSC Maths: Algebra Quiz

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Resource summary

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

5 comments

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