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problem
Packing Boxes
14 to 16
Look at the times that Harry, Christine and Betty take to pack boxes when working in pairs, to find how fast Christine can pack boxes by herself.
problem
Luis' Eight
11 to 14
Luis writes down eight consecutive positive integers. The sum of the three smallest numbers is 33. What is the sum of the three largest numbers?
problem
Middle Digit Mean
11 to 16
Weekly Problem 16 - 2016
How many three digit numbers have the property that the middle digit is the mean of the other two digits?
How many three digit numbers have the property that the middle digit is the mean of the other two digits?
problem
Equilateral Pair
11 to 14
Weekly Problem 39 - 2016
In the diagram, VWX and XYZ are congruent equilateral triangles. What is the size of angle VWY?
In the diagram, VWX and XYZ are congruent equilateral triangles. What is the size of angle VWY?
problem
Second Half Score
11 to 14
Boarwarts Academy played their annual match against Range Hill School. What fraction of the points were scored in the second half?
problem
Chequered Cuboid
11 to 14
A large cuboid is made from cubes of equal size. What fraction of the surface area of the large cuboid is black?
problem
Talulah's Tulips
11 to 14
Weekly Problem 10 - 2017
Talulah plants some tulip bulbs. When they flower, she notices something interesting about the colours. What fraction of the tulips are white?
Talulah plants some tulip bulbs. When they flower, she notices something interesting about the colours. What fraction of the tulips are white?
problem
Crossover
11 to 14
The numbers 2 to 8 are to be placed in the diagram so that the row and column each adds to 21. Which numbers can replace x?
problem
Athletics Club
11 to 14
An athletics club has girl, boy and adult members. How many members does the club have?