if the cost of 30 books is ₹270, how much will 18 books cost
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Answer:
- 162 is aswer
Step-by-step explanation:
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Cost of 30 books=270
Cost of 1 book=270/30=9
Therefore, Cost of 18 books=9x18=162
Cost of 1 book=270/30=9
Therefore, Cost of 18 books=9x18=162
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