Gap Fill - Level 4


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Mathematicians are trying to make the perfect cup of coffee. It might seem that mathematicians are trying to do , but coffee has 1,800 components. If you combine these with the ways of making coffee, there are a of . The mathematicians had to use many calculations to find the perfect . Researchers focused on happens to coffee as goes through coffee machines.

The research could change the coffee machines are made. A researcher said he wanted, "a mathematical model of coffee brewing that you could use to design coffee machines, like we use a …to design racing cars". Coffee might soon be able change the of the coffee as they filter and brew it. They could change the water , the of the ground coffee, the of time needed to make it, and .

Try the Level 5 gap fill.

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