Question 64

The cost of 8 Pens and 14 fans is ₹500. What is the cost of 12 pens and 21 fans?

Solution

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8P + 14F = 500
dividing the equation by 2,
4P + 7F = 250
Multiplying by 3,
12P + 21F = 750
So, the cost of 12 pens and 21 fans = 750 Rs.

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