Answer:

Step-by-step explanation:
The given ratio is 
9 is the common factor of 18 and 27
divide numerator and denominator by 9

hence
is proportion with 
Answer:
NO.
Step-by-step explanation:
No because 13 > 4 + 5.
Answer:
x=24.621
Step-by-step explanation:
tan(72)=x/8
tan(72)×8=x
x=24.621
Answer:
67 books of tickets
Step-by-step explanation:
-To get this, you just divide 1,350 by 20, and you will get 67!
Answer:
5x/7 - 3/7
Step-by-step explanation: