Alright, so we'd use the combinations with repetition formula, so we choose from 4 schools to distribute to and distribute 8 blackboards. It's then
( 8+4-1)!/8!(4-1)!=11!/(3!*8!)=165
For at least one blackboard, we first distribute 1 to each school and then have 4 blackboards left, getting (4+4-1)!/4!(4-1)!=7!/(4!*3!)=35
Answer:
Position 12.
Step-by-step explanation:
It will be n the center of the bottom 23 numbers ( when the data is arranged in ascending order).
That is in position 12.
6-4 because the equation for slope is m=y2-y1/x2-x1
8.01 Is the answer your welcome
If its from one test it doesnt always affect your grades but if you are continuously getting 28% then it will badly affect your grades
