Answer:
hi
Step-by-step explanation:
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the answer is 5... 5- (-10) and 6-3 and divide the change by 15 and 3 and you'll get 5
77
percentage Students
78%-------------- -273
100%-------------- ---X
(100x273)/78 = 350 students in class so
how many did not pass?
350-273 = 77 students not pass