You may also like

Bat Wings

Two students collected some data on the wingspan of bats, but each lost a measurement. Can you find the missing information?

Balancing the Books

How many visitors does a tourist attraction need next week in order to break even?

Grandpa's Rock Cakes

Grandpa made a super-heavy rock cake. Five people have guessed the weight of the cake. Can you work out the weight of his cake?

Kate's Date

Age 11 to 14 Short Challenge Level:

The total mass of the original five dates was 5 x 50g = 250g.

The total mass of the four remaining dates was 4 x 40g = 160g.

Therefore the mass of the date that Kate ate was 250g - 160g = 90g.

This problem is taken from the UKMT Mathematical Challenges.
You can find more short problems, arranged by curriculum topic, in our short problems collection.