Answer:
Step-by-step explanation:
20% = 10
their"s 80% missing so if 20% = 10
that means 80% = 40
add them up 40+10=50
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Answer:
50 students
Step-by-step explanation:
20% = 10
their"s 80% missing so if 20% = 10
that means 80% = 40
add them up 40+10=50