Page:The Rhind Mathematical Papyrus, Volume I.pdf/84

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Problem 25

''A guantity and its $1/undefined$ added together become 16. What is the guantity?''

Assume 2.

As many times as 3 must be multiplied to give 16, so many times 2 must be multiplied to give the required number. Do it thus:

Problem 26

''A quantity and its $1/undefined$ added together become 15. What is the quantity?''

Assume 4. As many times as 5 must be multiplied to give 15, so many times 4 must be multiplied to give the required number. Multiply 5 so as to get 15.