Total of Arun s marks in Sanskrit and Mathematics together are…

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Total of Arun’s marks in Sanskrit and Mathematics together are 80 more than his marks in Science. His average marks in the three subjects are 100. What are his marks in Science?

  1. A. 80
  2. B. 110
  3. C. 120
  4. D. Data inadequate

E. None of these

Here is complete explanation of Total of Arun s marks in Sanskrit and Mathematics together are….

Solution(By ExamCraze Team)

S + M + Sc = 100 × 3 = 300
And
S + M = Sc + 80
⇒ Sc + 80 + Sc = 300
⇒ 2Sc = 220
⇒ Sc = 110

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