Answer:
5P5×20P15
Step-by-step explanation:
A school bus has 25 seats, with 5 rows of 5 seats.
15 students from the first grade and 5 students from the second grade travel in the bus.
second-grade students occupy the first row.
The 5 students of second grade are to be seated in 5 seats,this can be done in:
5P5 ways where P is the permutation
Now 15 students from first grade are to be arranged in remaining 20 seats
This can be done in:
20P15 ways
Hence, total ways student can be seated is:
5P5×20P15
Y=-3/2x+1/4 there is your answer
Answer:
Its 11.50 per shirt
Step-by-step explanation:
We know this because if you do 46/4 = 11.50 and if you do 80.50/7 = 11.50 as well
X+y=43
x-y=19
2x=62
x=31
y=12
Hope this helps!
