If it takes four men one day to build a wall, how long does it take
60,000 men to build a similar wall?
A garrison of 600 men has just enough bread ... but, with the news
that the enemy was planning an attack... How many ounces of bread a
day must each man in the garrison be allowed, to hold out 45 days
against the siege of the enemy?
Meg and Mo need to hang their marbles so that they balance. Use the
interactivity to experiment and find out what they need to do.
One gallon of honey provides fuel for one bee to fly about seven milliion miles. Roughly how many bees could fly one thousand miles if they had ten gallons of honey?
If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.
This problem is taken from the UKMT Mathematical Challenges.View the archive of all weekly problems grouped by curriculum topic