Question

c
if the cost of 5 copies of a book is rupees 12.5 what is the cost of a dozen copies of the same book
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Answer 1

Answer:

Step-by-step explanation:

given

cost of 5 copies of book = 12.5rs

cost of dozen(12) copies = ?

first find the cost of 1 copy = 12.5/5

                                             = 2.5rs

cost of dozen(12) copies = 2.5*12

                                         = 30rs