Question

the cost of one pencil is rupees 2.50 find the cost of one dozen pencil​

Answer 1

Answer:

$1 \: dozen \: = 12 \\ cost \: of \: \: 1 \: pencil \: = 2.50 \: rupees \\ so \: cost \: of \: 12 \: pencil \: = 12 \times 2.50 \\ = 30 \: rupees$

Answer 2

The cost of one pencil = Rs. 2.50

1 dozen = 12

The cost of one dozen pencils =

2.50 × 12 = 30

So, The cost of one dozen pencils = Rs. 30

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