A lawnmower weighing 15 kg is packed in a box weighing 2 kg. Both these masses
are measured to the nearest kg.
What is the greatest possible total mass of a lawnmower and its box?
a
b
The boxed lawnmowers are loaded in a van. The maximum load that the van can
carry is 200 kg. Calculate the maximum number of boxed lawnmowers that the
van can carry.