I would set up a ratio problem
23 minutes/6 people = x/9 ppl
cross multiply
207 = 6x
x = 34.5 minutes
Answer:

Step-by-step explanation:
Build a Polynomial Knowing its Roots
If we know a polynomial has roots x1, x2, ..., xn, then it can be expressed as:

Where a is the leading coefficient.
Note the roots appear with their signs changed in the polynomial.
If the polynomial has a leading coefficient of 1 and roots 2i and 3i with multiplicity 1, then:


Answer:
2/8
Step-by-step explanation: