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Let the total number of students who failed in SLC be n ( U ) , number of students failed in science only be n ( only S ) , number of students failed in mathematics only be n ( only M ) , number of students who failed in both subjects be n ( M ∩ S ) and number of students who failed in other subjects be
.
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↳

↳

↳

↳

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Therefore , 4600 students failed in both subjects.

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