72% of 25 students are good in mathematics. How many are not good in mathematics?
72% of 25 students are good in mathematics. How many are not good in mathematics?
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It is given that 72% of 25 students are good in mathematics.
Therefore,
Percentage of students who are not good in mathematics = (100 − 72)% = 28%
Number of students who are not good in mathematics = 28/100 x 25 = 7
Thus, 7 students are not good in mathematics.
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