Question

If the cost of pins reduces by 4 per dozen, 12 more pins can be purchased for 48. The cost of pins per dozen after reduction is​

Answer 1

Answer:

48/x -4 = 48/x+1 => 12-1/x = 12/x+1 => (12 - x) (x+1) = 12x => (x+4) (x+3) So, x= 3 Now, old price Rs 16 & new price = 48/3 = Rs. 12

Answer 2

Answer:

5

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