Page:The Rhind Mathematical Papyrus, Volume I.pdf/111

55]

Problem 54

What equal area: should be taken from 10 fields if the sum of these areas is to be 7 setat?

Multiply 10 so as to get 7. Expressed as parts of a setat and cubit—strips this is $1/undefined$ setat 10 cubit—strips.

Proof.

Problem 55

What equal areas should be taken from 5 fields the sum of these areas is to be 3 setat?

Multiply 5 so as to get 3.

Expressed as parts of a setat and cubit—strips this is $1/undefined$setat 10 cubit-strips.