If a dozen 12 plates cost Re 480
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Step-by-step explanation:
12 plates cost 480
12 plates cost 480 1 plates cost 480/ 12=40
12 plates cost 480 1 plates cost 480/ 12=40cost of 1 plate is 40 rs.
from this information you can calculate the cost of desired amount of plates.
For example :
cost of 13 plates = 13*40=520rs.
cost of 25 plates = 25*40=1000Rs.
Just multiply the no. of plates with the cost of 1 plate i. e 40Rs.
hope it will help you.
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