The weather report says there is 80% chance of rain tomorrow.
Which of these describes the chance of it raining tomorrow?
`text(impossible)` | `text(unlikely)` | `text(likely)` | `text(certain)` |
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Aussie Maths & Science Teachers: Save your time with SmarterEd
The weather report says there is 80% chance of rain tomorrow.
Which of these describes the chance of it raining tomorrow?
`text(impossible)` | `text(unlikely)` | `text(likely)` | `text(certain)` |
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`text(likely)`
`text(Anything over 50% chance is more likely than)`
`text(not of happening. Anything that is certain of)`
`text(happening must be 100% chance.)`
`:.\ text(80% chance is “likely”.)`
Tom tossed a fair coin four times.
He tossed four tails in a row.
Which of the following is true for Tom's 5th flip?
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Tom is most likely to flip a tail. |
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Tom is most likely to flip a head. |
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Both a head or a tail are equally likely to win. |
`text(Both a head or a tail are equally likely to win.)`
`text(Every toss of a fair coin has an equal chance)`
`text(of being a head or tail.)`
`:.\ text(Both a head or a tail are equally likely to win.)`
Jack rolls a standard dice three times.
He rolls a six each time.
Jack then has a forth roll.
Which of the following is true?
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He is more likely to roll a six than a four. |
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He is certain to roll a six. |
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He has an equal chance of rolling a six as a four. |
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He is more likely to roll a four then a six. |
`text(He has an equal chance of rolling a six as a four.)`
`text(On any 1 given roll, all numbers have an)`
`text(equal chance.)`
`:.\ text(He has an equal chance of rolling a six as a four.)`
A soccer competition has six teams playing on the same day.
The table below shows the draw.
If no match ends in a draw, which of the following is possible?
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Tigers and Lions are the only teams that lose. |
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Lions and Cheetahs both lose. |
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Meercats and Civets both win. |
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Lions, Leopards, Civets and Tigers all win. |
`text(Meercats and Civets both win.)`
`=>\ text(3 teams must win and 3 teams must lose.)`
`=>\ text(Teams playing each other cannot both lose).`
`:.\ text(Meercats and Civets both winning is the)`
`text(only option that is possible.)`