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At a Diwali sale, 4 boxes of sweets and 2 boxes of dry fruits cost Rs 1100, while 2 boxes of sweets and 2 boxes of dry fruits cost Rs 700.
Using elimination, find the cost of one box of sweets (in Rs).

Class 10Elimination MethodAlgebra — Systems of Equations
  • A400
  • B180
  • C220
  • D200

Step-by-Step Solution

Let sweets = s, dry fruits = d. 4s + 2d = 1100, 2s + 2d = 700. Subtract: 2s = 400, so s = 200.
Answer: D) 200

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