8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104
Step-by-step explanation:

27 x 1.25= 33.75
5 x 1.99=9.95
1 x 1.50= 1.50
add that up =45.2
/26 students = 1.73 dollars
I believe your answer is going to be C.
V<span>elocity = wavelength * frequency,
frequency = velocity/wavelength,
230/2.1,
109.5 Hz</span><span>
</span>
Hope this helps :)