The average problems expect you to apply the concept of average and algebra. You should use this lesson to perfect two types of average problems typically asked in SAT: Arithmetic Mean Problems Problems of this type usually involve adding or removing...
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You may have seen problems involving work problems. Work problems are not very common, but they do appear in SAT every once in a while. The good news is that these problems can be solved relatively easily if you know the approach. Work problems use t...
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