Hiring - A Level Maths students (predicted an A*) or Further Maths students (predicted an A or A* ) to type solutions for worksheets & other resources (also looking for students with very neat handwriting for written past paper model solutions) . Please get in touch via the contact form if interested.
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In your cellar there are three light switches in the OFF position. Each switch controls 1 of 3 light bulbs on the floor above. You may move any of the switches but you may only go upstairs to inspect the bulbs one time. How can you find the switch for each bulb with one inspection?
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Maths Revision and Resources For All Maths Courses
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