(ii) If 6 copies of a newspaper cost 321, how many copies will cost 70 rs
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Answer:
Step-by-step explanation:
Answer: 20
Step-by-step explanation:
6 copies -------------> rs 21
X copies -------------> rs 70
Therefore cross multiplication......
6 * 70 / 21 = X copies
X = 20
Therefore
20 copies will cost 70 rupees....
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