8. In an examination 86% of the students got above 90% but less than 92%, 12% of the students got 92% and above, and the remaining got less than or equal to 90%. If 250 students appeared for the examination find out a. how many students got 92% and above? b. how many students got above 90% and less than 92%? C. how many students got less than 90%?
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Answer: answers od a, b and c are 30, 215 , 5 respectively
Step-by-step explanation:
Total students who got above 92% = (12/100) ×250 = 30 students
Students who got above 90% = (86/100) ×250 = 215 students
Students who got less than 90% = (100-(86+12)))/100×250 = 5 students
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