Aussie Maths & Science Teachers: Save your time with SmarterEd
Ren is 160 centimetres tall.
About how tall is her little brother Matt?
80 centimetres | 100 centimetres | 120 centimetres | 135 centimetres |
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`100\ text(centimetres)`
`text(S) text(ince Ren is 160 cm, each mark) = 20\ text(cm)`
`:.\ text(Matt’s height)` | `= 5 xx 20` |
`= 100\ text(cm)` |
Two pumpkins are weighed on a scale.
The mass of one pumpkin is closest to
`text(2 kg)` | `2 1/2\ text(kg)` | `3 1/2\ text(kg)` | `4 1/2\ text(kg)` | `text(5 kg)` |
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`2 1/2\ text(kg)`
`text(2 pumpkins weigh around 5 kg.)`
`:.\ text(Mass of 1 pumpkin)` | `~~5-:2` |
`~~ 2 1/2\ text(kg)` |
Alison buys paper clips that come in three sizes, small, medium and large.
The picture shows the lengths of the small and large clips.
What could the length of the medium paper clip be?
`text(1 centimetre)` | `text(5 centimetres)` | `text(7 centimetres)` | `text(11 centimetres)` |
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`text(5 centimetres)`
`text(Small paper clip) = 6-1.5 = 4.5\ text(cm)`
`text(Large paper clip) = 16-9=7\ text(cm)`
`text(Among the choices given, only 5 cm is between)`
`text(4.5 cm and 7 cm.)`
`:.\ text(The medium paper clip could be 5 cm.)`
What is the temperature reading in this thermometer?
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`8^@text(C)` |
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`14^@text(C)` |
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`16^@text(C)` |
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`18^@text(C)` |
`18^@text(C)`
`text(Each section measures 10°C and each smaller mark is)`
`text(worth an extra 2°C.)`
`:.\ text(Temperature reading)`
`=9 xx 2°`
`=18°\ text(C)`