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14 June, 15:06

There are 420 students in kindergarten through third grade if 1/4 of the students are in first grade 20% are in the second grade and 115 students are in the third grade how many students are in kindergarten explain

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  1. 14 June, 15:28
    0
    Let x be kindergarten students

    x = 420 - [ (0.25*420) + (0.2*420) + 115]

    x = 420 - (105 + 84 + 115)

    x = 420 - 304

    x = 116 kindergarten students
  2. 14 June, 15:34
    0
    The answer would be around 120
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