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1) A chemistry teacher requires 250 milligrams of a chemical for an experiment. He has 30 grams of the chemical. How many times can he carry out the experiment? 2) A bottle contains 1.5 litres of cola. Hannah drinks 300 ml of the cola and Ben drinks 450 m...

Our knees are a compromise that allow us to be bipedal. More recent ancestors of humans lost the ability to make vitamin C, but we figured out a way to solve this problem with a change in diet. * 2 points cause/effect compare/contrast description problem/...

you cant pick both