Multiple choice general knowledge math & puzzles

The price of 2 sarees and 4 shirts is Rs. 1600. With the same money one can buy 1 saree and 6 shirts. If one wants to buy 12 shirts, how much shall he have to pay ?

  1. 1200

  2. 2400

  3. 4800

  4. Cannot be determined

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

2Sa + 4Sh = 1600 and 1Sa + 6Sh = 1600. Subtracting gives 1Sa - 2Sh = 0, so 1Sa = 2Sh. Substituting into the first: 2(2Sh) + 4Sh = 1600 => 8Sh = 1600 => 1Sh = 200. 12 shirts cost 12 * 200 = 2400.