Slot method
8 optionns n 1st slot
7 options in 2nd slot (since 1 is at 1st slot)
6 options in 3rd slot
5 options in 4th slot
8*7*6*5=1680 ways
Answer:
About 7 buses.
Step-by-step explanation:
What you do is you will divide 611 by 91 to find your answer.
<em>611/91=6.714</em>
You will round up because the 7 is greater than 5.
About 7 buses.
Answer:4
Step-by-step explanation: