22% of 80 students is 17.6 students.
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22% of 80.00= 22% * 80= 0.22 * 80= 17.60
20 of them
80 x 0.1 = 8 students
To pass with 80 percent on a test of 110 questions, you need to answer at least 88 questions correctly (80% of 110 is 88). This means you can miss a maximum of 22 questions (110 - 88 = 22). Therefore, you can miss 22 questions and still pass with 80 percent.
80 = 100% 8 = 10% 32 = 40% 80 - 32 = 48