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the ratio given is 5:2simplify this ratio by diving 2 = 2.5 : 1
the maximum amount of blue paint is 9Lso multiply the whole ratio by 99 x 1 = 9.0L blue paint9 x 2.5 = 22.5L red paint add the two pai...

This is something that you will get the hang of the more you use the past tense in spoken and written French. But there are some basic rules that you can use to help you. The passé composé is used to desc...

Through focusing on the following:character notes on the texts studiedthematic notes on the texts studiedkey quotes we have discussed memorised to back up thematic pointsuseful literary techniques commonl...

First, the numerator and denominator of the fraction need to be factorised:(x+3)(x-2)/(x-5)(x-2)The 'like' terms should then be crossed out; in the case above, it is the (x-2) brackets.(x+3)(x-2)/(...

Make the student observe and analyse the electronic configuration of sodium and the trends in ionization energies for this element. We note a large increase in ionization energy between the 1st ...