2 out of 3
How can the school caretaker be sure that the tree would miss the school buildings if it fell?
2 out of 3
Use the ratio of cashew nuts to peanuts to find out how many peanuts Rachel has. What would the ratio be if Rachel and Marianne mixed their bags?
2 out of 3
The triangles in these sets are similar - can you work out the lengths of the sides which have question marks?
3 out of 3
Use the Cuisenaire rods environment to investigate ratio. Can you find pairs of rods in the ratio 3:2?
1 out of 3
Making a scale model of the solar system.
1 out of 3
If it takes four men one day to build a wall, how long does it take 60,000 men to build a similar wall?
1 out of 3
In a race the odds are: 2 to 1 against the rhinoceros winning and 3 to 2 against the hippopotamus winning. What are the odds against the elephant winning if the race is fair?
1 out of 3
A farmer is supplying a mix of seeds, nuts and dried apricots to a manufacturer of crunchy cereal bars. What combination of ingredients costing £5 per kg could he supply?
1 out of 3
When Charlie retires, he's looking forward to the quiet life, whereas Alison wants a busy and exciting retirement. Can you advise them on where they should go?
1 out of 3
My recipe is for 12 cakes - how do I change it if I want to make a different number of cakes?
