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Home >> Unitary Method >> Examples

Unitary Method : Solved Examples

Cost of one dozen books is $60. What is the cost of 5 books ?
Solution - This proceeds as:

Cost of one dozen books = $60

Since one dozen = 12, so we can also write as;

Cost of 12 books = $60

Cost of 1 book = 60 / 12 = $5

Cost of 5 books = 5 X 5 = $25

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