text: Question
  
  # The probabilities of a student getting grade A, B, C, and D are 0.2, 0.3, 0.15 and 0.35 respectively. Then what is  the probability that a student gets at least a C grade?
  
  A
  
  0.35
  
  B
  
  0.15
  
  C
  
  0.50
  
  D
  
  0.65
  
  Solution
  
  ## The correct option is D 0.65 Probability that a student gets atleast a C grade = (Probability of getting grade A + Probability of getting grade B + Probability of getting grade C) = 0.2 + 0.3 + 0.15 = 0.65Mathematics
  
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