Question

The number of post cards that can be obtained for Rs:12 at a cost of 15p each?

Answer 1

Rs 12 = 1200 p

a/q , 15 p = 1 post card
1 p = 1 / 15 post card
1200 p = 1 / 15 × 1200 post card
= 80 post card is ur answer

Answer 2

here is your answer
Rs 12 = 1200 p
a.t.q , 15 p = 1 post card 
1 p = 1 / 15 post card 
1200 p = 1 / 15 × 1200 post card
= 80 
hope it helps......................
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