if a lorry travels at 48 mph for 56 miles how long will it take?
In one hour, the lorry will travel 48 miles, leaving 8 miles yet to travel.
But 8 miles is 1/6 of 48 miles,
So the lorry will travel 8 miles in 1/6 of one hour. i.e. 10 mins.
Total journey time is: 1 hr 10 mins