There are 60 students in a class. In an examination 75% of them had failed in english and 45% of them had failed in science. How many had failed both in english and science?
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I did not failed
kajal616:
12
27
how 12
failed in English-45 and science-27 passed in English-15 and science-33=48-60=12 this is how I get don't know right or wrong... please correct me if I am wrong
right
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.....................27
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