Mathematics, 06.05.2021 23:40 hannahv10
Oliver interviewed 30% of the 9th grade class and 70% of the 10th grade class at his school. Jenny interviewed 75% of the 9th grade class and 25% of the 10th grade class at the same school Oliver
interviewed a total of 176 students and Jenny interviewed 140 students.
How many more 10th graders than 9th graders were interviewed?
А
36
B
80
С
120
D
200
Answers: 1
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