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Factorising expressions

Quiz by Oak National Academy: KS3 Maths (2)

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Q 1/6
Score 0
$1, 2, 3, 6, z, 2z, 3z$ and $6z$ are __________ of $18yz$ and $24xyz$
29
common multipliers
common factors
variables
products

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6 questions

Show answers

Q1
$1, 2, 3, 6, z, 2z, 3z$ and $6z$ are __________ of $18yz$ and $24xyz$
common multipliers
common factors
variables
products
30s
Q2
List all the factors of $7xy$
$1, 7, x, 7x, y, 7y, xy, 7xy$
$7, x, y$
$1, 7, 7x, 7y, 7xy$
$7, 7x, 7y$
$7, 7x, 7y, 7xy$
30s
Q3
Which is not a factor pair for $30ab^2c$ ?
$abc \times 30b$
$2abc \times 15bc$
$2ab \times 15bc$
$3ab \times 10bc$
$b^2 \times 30ac$
30s
Q4
List the common factors of $5cd$ and $35de$
$1, 5$
$1, 5, d, 5d$
$d, 5d$
$35cde, 70cde, 105cde...$
$1, 5d$
30s
Q5
Find the highest common factor of the terms $8ab$ and $20b^2$
$4$
$2b$
$4b$
$b$
$2$
30s
Q6
Find the HCF of the terms in the expression $6d^3e^2f -8d^2ef^2+10d^3e$
$2de$
$6d^2e$
$4d^2e$
$2d^2$
$2d^2e$
30s

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