Q. The cost of price and selling price of an article are in the ratio of the 3 : 7. If the selling price is ₹ 700, then find the cost price
✅ Correct Answer: (C)
₹ 300
Explanation: Let CP = 3x and SP = 7x
According to the question,
7x = 700
∴ x = 100
∴ CP = 3x = ₹ = 300
According to the question,
7x = 700
∴ x = 100
∴ CP = 3x = ₹ = 300
Explanation by: Yashika
Let CP = 3x and SP = 7x
According to the question,
7x = 700
∴ x = 100
∴ CP = 3x = ₹ = 300
According to the question,
7x = 700
∴ x = 100
∴ CP = 3x = ₹ = 300