bbist427 bbist427

22-11-2020
Mathematics

contestada

in an examination 60% exam in failed in maths 55% failed in English and 25 failed in both subjects if none of the exam in past in the both subject find the number of exam in who passed in mathematics only

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HelperStar HelperStar

22-11-2020

Answer:

60% x 25

55 % x 25

10 in english

25 is total and rest will be math

so 25-10 = 15

15 students failed math

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