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RS Aggarwal Solutions Class 7 Mathematics Solutions for Unitary Method Exercise 9A in Chapter 9 - Unitary Method

Question 3 Unitary Method Exercise 9A

The cost of 37m of silk is ₹6290. What length of this silk can be purchased for ₹4420?

Answer:

Solution:-

From the question,

The length of silk purchased for ₹6290 = 37m

The length of silk purchased for ₹1 = (37/6290)

∴The length of silk purchased for ₹4420 = (37/6290) × (4420)

= 26m

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