There are 5 boxes of cornflakes and 7 boxes of puffed wheat Mike and Reece both choose a box at random.
Work out the probability that they do not choose the same type​

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Which shows the pre image of triangle xyz

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?