If the sides of the triangle in the diagram are 3, 4 and 5, what is the area of the shaded square?
At the beginning of the night three poker players; Alan, Bernie and Craig had money in the ratios 7 : 6 : 5. At the end of the night the ratio was 6 : 5 : 4. One of them won $1 200. What were the assets of the players at the beginning of the evening?
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?
Dried apricots and nuts cost more than £5 per kg so any mix will need to contain seeds. How does the quantity of nuts affect the quantity of seeds that will be required? How does the quantity of dried apricots affect the quantity of seeds that will be required?