According to researchers at the University of Oxford in the UK, the proportion of two common neurotransmitters in the brain can predict a person's math ability. The study was published in PLOS Biology ...
Revise how to work out equivalent ratios and simplify ratios by dividing both sides by the highest common factor. Test yourself with practice questions and a game. NEW: Ratio and fractions, and ...
MARY:Right. 200g of self-raising flour, 175g of butter, 2 eggs. 225g of Caster sugar, 40g of cocoa powder, one teaspoon of vanilla extract and the cream, 150ml. MARY:'If two quantities arein direct ...
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