<span>Round the value of r to 3 decimal places = Answer is True</span>
Answer:
A is the correct answer.
Step-by-step explanation:
y and x meet on those numbers. And i did the test.
hope this helps
Longer wavelength means lower frequency (lower pitch)
3 x
---------= --------- ---------
15 180
15x=540
----- ------= 36 students.
15 15
Steps: Cross multiply to get 15x and 540. Divide both numbers by 15, then you found what x equals, which is the answer.
Answer is
<span>C. 128 + 8.50x + 9.50y + 10z
hope it helps</span>
