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If cost of 24 oranges is ₹ 72, then find out the cost of 120 oranges.

₹ 180
₹ 360
₹ 172
₹ 500

Correct Answer: ₹ 360

Explanation:

Let the required cost be ₹ N.
More orange, more cost (Direct proportion)
24 : 120 : : 72 : N
∴ N = (120 x 72)/24 = ₹ 360

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