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The multiplication rule is that when multiplying terms with indices, you add the indices up. In an example, if we had to simplify 3y² x 4y³ then we would first multiply the coefficie...

An easy way to find a fraction of a number is to divide by the denominator (the bottom of the fraction) and multiply by the numerator (the top of the fraction). For example, to find 3/5 of 60 we would fir...

The behaviourist approach mainly focuses on observable events and the link between stimulus and response and none of the underlying mechanisms. For example, Pavlov only measured the responses of dogs to t...

What is a prime number?
This is a number which can only be divided by 1, and itself. 1 is not considered to be a prime number. The first few prime numbers are: 2, 3, 5, 7, 11, 13. An...

With a problem like this first you must pull the necessary information out of the question. It can make it more familiar if we assign single letters to the unknowns. In this case the unknowns are, Johns a...