Mathematics, 04.06.2020 20:06 tylersabin72
A school bus has 25 seats, with 5 rows of 5 seats. 15 students from the first grade and 5 students from the second tread travel in the bus. How many ways can the students be seated if all the first grade students occupy the first 3 rows?
A. 25P20
B. 5P5*20P15
C. 15C15*10C5
D. 15P15*10P5
E. 15P15*10C5
Answers: 3
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A school bus has 25 seats, with 5 rows of 5 seats. 15 students from the first grade and 5 students f...
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