A student cannot solve 7 question out of 20 question. Find the probability of him solving the question .
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Answer:
13/20
Step-by-step explanation:
give,
total no.of questions. =20
total no.of questions can't solve by student= 7
total no.of questions can solve by student= 13
p ( E )= no of chances
total chances
p(student can solve)= no.of questions can sol
total questions
= 13/20
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