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Questions and Answers
What does the expression $4(7.34 \times 10^3 + 8.17 \times 10^2)$ simplify to?
What does the expression $4(7.34 \times 10^3 + 8.17 \times 10^2)$ simplify to?
- $4.65 \times 10^3$
- $4.65 \times 10^4$
- $4.65 \times 10^5$
- $4.65 \times 10^6$ (correct)
What is the expansion of $3(7 + 5)$?
What is the expansion of $3(7 + 5)$?
- 3(7) + 15 (correct)
- 3(7) - 15
- 3(7) + 5
- 3(7) + 3(5)
Factorise the expression $-5x - 30$ in its simplest form.
Factorise the expression $-5x - 30$ in its simplest form.
- $-5(x - 6)$
- $-5(x + 6)$ (correct)
- $5(x + 6)$
- $5(x - 6)$
When rearranging the formula $V = LWH$ to make $W$ the subject, what is the correct formula for $W$?
When rearranging the formula $V = LWH$ to make $W$ the subject, what is the correct formula for $W$?
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What is the value of $C$ when $F = \frac{1}{2} (9F - 32)$?
What is the value of $C$ when $F = \frac{1}{2} (9F - 32)$?
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In a square patch of turf with side length $x$, what is the total area of the patch in terms of $x$?
In a square patch of turf with side length $x$, what is the total area of the patch in terms of $x$?
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