Problem of the Week (23rd May, 2022)
Let be the smallest integer for which has 2016 digits.What is the units digit of ? Source: Senior Maths Challenge, 2016…
Problem of the Week (16th May, 2022)
Consider triangle with side lengths , , and . Let be the midpoint of segment , and let be the point on the interior of segment that also…
Problem of the Week (9th May, 2022)
The area of the region bounded by the graph of is , where and are integers. What is ? Source:…
Problem of the Week (2nd May, 2022)
In a cyclic quadrilateral , the lengths of the sides , , and are in arithmetic progression with common difference . If angle is degrees,…
Sequestering Carbon Dioxide: The Key to Combatting Climate Change?
Much of the approach to combatting climate change has been about reducing emissions. However, this is not always entirely possible,…
How Nanopore Sequencing is Revolutionising Biology
When the first human genome was sequenced completely, it cost an estimated $450 million[i]. Now, thanks to incredible technological advances,…
Easter break puzzles
Here are three problems to enjoy over the break! Problem 1 Three friends make the following statements: Ben says, “Exactly…
Problem of the Week (21st Mar, 2022)
A choir director must select a group of singers from among his 6 tenors and 8 basses. The only requirements…
Problem of the Week (14th Mar, 2022)
For natural number , define the function to be the number you get by adding the digits of the number . For…
