Question

what is the cost of 5 notebooks if 20 note books cost Rs 400​

Answer 1

Answer:

Cost of 5 notebooks = ₹100

Step-by-step explanation:

Cost of 20 notebooks=₹400

Cost of 1 notebook= ₹400÷20

=₹20

Cost of 5 notebooks=5×₹20

=₹100

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Answer 2

Step-by-step explanation:

Cost of 20 notebooks = Rs. 400

Cost of 1 notebook = Rs. [400 ÷ 20]

= Rs. 20

Cost of 5 notebooks = Rs. [5 × 20]

= Rs. 100

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