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The cost of a blouse and a skirt was $60. Linda bought 4 such blouses, 2 such skirts and a tie for $195. If the total cost of the tie and 1 blouse was $61, find the cost of a skirt?



Answer :

Answer:

  • Let's denote the cost of a blouse as ( b ), the cost of a skirt as ( s ) and the cost of a tie as( t )
  • From the information provided, we have the following equations:
  • 1. The cost of a blouse and a skirt was $60:
  • b + s = 60
  • 2. Linda bought 4 blouses, 2 skirts, and a tie for $195:
  • 4b + 2s + t = 195
  • 3. The total cost of the tie and 1 blouse was $61:
  • t + b = 61
  • We can solve this system of equations to find the values of ( b ), (s ), and ( t )
  • From equation 3, we can express ( t ) in terms of (b ):
  • t = 61 - b
  • Now, substitute this expression for \( t \) into equation 2:
  • 4b + 2s + (61 - b) = 195
  • 3b + 2s = 134
  • Now, from equation 1:
  • b + s = 60
  • s = 60 - b
  • Substitute this expression for \( s \) into the equation obtained from equation 2:
  • 3b + 2(60 - b) = 134
  • 3b + 120 - 2b = 134
  • b = 14
  • Now that we have found the cost of a blouse ( b = 14 ), we can substitute this value back into equation 1 to find the cost of a skirt:
  • s = 60 - b
  • s = 60 - 14
  • s = 46
  • So, the cost of a skirt is $46.

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