book Maths Puzzle Numerical Ability

Work Problems
Jenny has bought a new condo. The closing has been set for 45 days from today. The builder estimates that the remaining work on the condo will take about 750 hours t

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book Other Question
HOW DO YOU GRAPH NON-FUNCTIONS ON YOUR CALCULATOR????


JUSTIN Take any number. Add 10, multiply by 2, add 100, divide by 2 and subtract the original number. The answer will be the number of minutes in a hour. Why?