3. A school organizes a quiz. 55% of the students qualify in round 1 and 20% of these did not qualify for round 2. What percentage of the students got qualified for round 2?
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Step-by-step explanation:
45 +0 45-2=43
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take full students be 100 then 55 students qualified for round 1 and in that 55 students , 20 percent didn't qualify in round 2 , therefore 20 percent of 55 is 11 . so left total students = 55-11 = 44 I.e.44 percent
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