Question | Answer |
Multiplying surds | |
Dividing surds | |
Squaring surds | |
Recurring decimals to fractions | |
Direct proportion x∝y x∝k.y | x=20 y=30 When x=25 what is y? x∝y x∝k.y 20∝k.30 k=⅔ 25∝⅔y 25/⅔=y y=37.5 |
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