15 postcards cost 7.50 . find the cost of 20 postcards.
Answers
Answered by
0
Answer:
cost of 20 postcards=10
Answered by
0
Answer:
10 rupees
Step-by-step explanation:
first we will take out the cost of one postcards that is 7.50÷15=0.5(cost of one postcards)
now multiply 0.5×20=10(cost of 20 postcards)
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