Question

a pencil costs four and half rupee. how much will one dozen costs?
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Answer 1

Answer:

a pencil rupees = 4.5₹

for a dozen

12 × 4.5

54₹

Answer 2

Answer:

₹ 45

Step-by-step explanation:

Step-by-step explanation:

1 dozen = 12 pencils

2.5 dozens = 12 × 2.5 pencils

                    = 30 pencils

1 pencil = ₹ 1.5

30 pencils = ₹ 1.5 × 30

                   = ₹ 45

:. two and half dozen pencil will cost ₹ 45

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