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there are a certain number of students who appeared in state level engineering examination cinducted in 3 different states A,B and C. All of them have cleared atleast one state's exam 39.4% students clear state A's exam 41.4% students cleared state B's exam and 53.6% students cleared state C's exam 8% students cleared only state A's and stste B's exam 7% students cleared only state B's and stste C's exam and 9.8% students cleared only state A's and stateC's exam if the total number of students in the group is 500. then answer the following.
there are a certain number of students who appeared in state level engineering examination cinducted in 3 different states A,B and C. All of them have cleared atleast one state's exam 39.4% students clear state A's exam 41.4% students cleared state B's exam and 53.6% students cleared state C's exam 8% students cleared only state A's and stste B's exam 7% students cleared only state B's and stste C's exam and 9.8% students cleared only state A's and stateC's exam if the total number of students in the group is 500. then answer the following.
question no 1, how many students cleared all 3 state level examinations .
2. how many students are there whi cleared examinations conducted by atleast 2 states.
3. how many students are there who have cleared atmost one exam conducted by these 3 states.
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Answer
1) # students passed all three=24
2) # students who passed atleast two=148
3) #students who passed atost 1 = 352
