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There are three boxes and one has a prize inside. You are told to choose a box. One of the other boxes is then opened, showing that it is empty. You are given the option to switch your choice to the other remaining box. Should you switch? Why?

Let's think of the three boxes as A, B and C. Say we choose box A. There is a 1 in 3 chance that our box has the prize inside, and so a 2 in 3 chance that it does not. When a box is opened and shown to be em...
DA
Answered by David A. • Maths tutor
15405 Views

How would you approach unseen poetry?

Though it certainly can seem daunting at first, unseen poetry can be a great way of earning marks during your exam. Reading the poem twice is an excellent way to start, but do not worry if you do not underst...
JP
Answered by Juliet P. • English tutor
3851 Views

What is the difference between a gerund and a gerundive?

A gerund is a verbal noun which has an active force. For example: Portare facile est = Carrying is easy, to carry is easy. Gerund have no plurals, and decline in the other cases (where portare is nominative)...
EL
Answered by Emily L. • Latin tutor
2863 Views

​What's the difference between the mean, median and mode? Why are there so many different types of average?!

The average we're all familiar with is called the mean average - "add them all together and divide by how many there are", but sometimes another type of average makes more sense.As an example, cons...
JH
Answered by John H. • Maths tutor
16063 Views

How should I start answering questions in the exam?

Planning is really important as it will help make sure you don't miss out any of your most important points whilst ensuring you don't end up 'waffling' about anything that's not relevant. A great way of star...
HW
Answered by Holly W. • History tutor
7118 Views