exam Maths Puzzle Numerical Ability

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Write an Absolute Value Inequality to describe each graph

Number Line: __________._._

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exam Other Question

In order for the following fraction to be defined, what value(s) can x not assume?

7/[(2/x)-(3/5)] Roberto invested some money at 7%, and then investes $5000 more than twice this amount at 11%. His total annual income from the two investments was $3450. How much was invested at 11%?