Peter rides his bike at a speed of 27 km/h.

What is this speed in m/s?

During a ten-minute period, Kath is exercising and Jim is resting.

How much more air would Kath breathe than Jim during this time?

1.  40 Litres
2. 94 Litres
3. 940 Litres
4. 1060 Litres

How many square centimetres are in 0.0075 square metres? 

1. 0.75 
2. 7.5 
3. 75
4. 7500

Bhawana purchases pool chlorine in a new container which holds 35 kg.
 

 
She begins using this new container on the first day of a week.

How many full weeks should this container last?     (2 marks)