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  2. 600 students took the test on physics and chemistry. 35% students failed in physics and 45% students failed in chemistry and 40% of those who passed in ch

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600 students took the test on physics and chemistry. 35% students failed in physics and 45% students failed in chemistry and 40% of those who passed in ch

600 students took the test on physics and chemistry. 35% students failed in physics and 45% students failed in chemistry and 40% of those who passed in chemistry also passed in physics, then how many students failed in both:

  • Option 1)

    162

  • Option 2)

    138

  • Option 3)

    60

  • Option 4)

    none

  • Option 5)

    120

Answers (1)
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R rishi raj

Failed = 100 - (25 + 40 +15) = 20%

20% of 600 = 120.

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