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      Question

      The ratio of the largest and the smallest angle of a

      triangle is 3:2. The smallest angle is 80% of the sum of these two angles. What is the sum of the remaining angles except the largest angle?
      A 40┬░ Correct Answer Incorrect Answer
      B 100┬░ Correct Answer Incorrect Answer
      C 30┬░ Correct Answer Incorrect Answer
      D 90┬░ Correct Answer Incorrect Answer

      Solution

      smallest angle=(3x+2x) ├Ч80% =5x├Ч4/5=4x┬░ Sum of triangle = 3x+2x+4x=180┬░ x =20 Total =(2x+3x) =5x =5├Ч20┬░ =100┬░

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