1. EASY

Five 1cm cubes are linked together side by side. How long is the linked structure?

 
2. EASY

Bob knows that his height is 220cm. He may have measured this using:

  1. a scale.
  2. a barometer.
  3. a thermometer.
  4. a tape measure.
  5. a computer.
 
3. EASY

Alice knows that her weight is 40 kg. She may have measured this using:

  1. a scale.
  2. a barometer.
  3. a thermometer.
  4. a tape measure.
  5. a computer.
 
4. EASY

Tara knows the temperature outside is 18C. She may have measured this using:

  1. a scale.
  2. a barometer.
  3. a thermometer.
  4. a tape measure.
  5. a computer.
 
5. MEDIUM

A pencil has a length of 20cm. An eraser of length 1cm is added to the end of the pencil. How long is the combined length of the pencil and the eraser?

  1. 20cm
  2. 1cm
  3. 19cm
  4. 21cm
  5. 23cm