Question
Find $\frac{3}{7}+\left(\frac{-6}{11}\right)+\left(\frac{-8}{21}\right)+\left(\frac{5}{22}\right)$
✓
Answer
Commutative property of multiplication
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A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.
(i) Which season got the most votes?
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(ii) Find the central angle of each sector.
(iii) Draw a pie chart to show this information.
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| Rainy | 120 |
| Winter | 150 |
| Total | 360 |
In which of the following tables $x$ and $y$ vary inversely:
→|
$x$
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$9$ | $24$ | $15$ | $3$ |
|
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|
$8$ | $3$ | $4$ | $25$ |