I believe the answer is 18, because 5x3=15, so we can only assume that N is 6x3=18.
If one angle is d° then it's supplement is
(180-d)°
Answer:
The approximate proportion of all university students that prefer to eat organic foods is 18 percent.
Step-by-step explanation:
Since 3=30/10, (30+1)/10=31/10. 31s/10=(30+1)/5 ( we get 30 because 5*6=30) = 31/5. Multiplying both sides by 10, we get 31s=62 (since 5 is a factor of 10, we can do 10/5 =2 and multiply 2 by 31). Dividing both sides by 31, we get s =2