The cost of 500 new bricks is ₹1000 while the cost of 1000 old bricks is ₹1600. Considering 1000 bricks, how much more expensive are new bricks from old bricks?
A
₹1000
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B
₹500
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C
₹400
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D
₹600
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Solution
The correct option is C ₹400 Cost of 500 new bricks = ₹1000 We know that, 500 × 2 = 1000
So, the cost of 1000 new bricks = ₹1000 × 2 = ₹2000