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Mark was thinking of a number. mark adds 11 to it, then doubles it and gets an answer of 40.5. what was the original number?

User Robynne
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1 Answer

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21 votes

Answer:

Step-by-step explanation:

Mark adds 11 to it, then doubles it and gets an answer of 40.5. What was the original number? 2 ( 8.6 + 11). Evaluating the line above gives 39.2 which is not 40.5 which is required but nevertheless the steps above show how to solve the problem you were given.

User Arikabc
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