Answer:

Step-by-step explanation:

Using this rule we have:

Number is an isosceles triangle number seven is a right angle triangle number 9 I believe is a scalene triangle number 10 is a right angle triangle I also believe 11 is a scalene triangle and I believe number 8 is equilateral triangle
168 passengers because 168*95%=159.6
Therefore 168 passengers would have to book the flight
Answer:
Step-by-step explanation: