Answer:
4:5
Step-by-step explanation:
half of 16 is 8, and half of 8 is 4
and half of 20 is 10, and half of 10 is 5
hope i helped man
There's more than one way to do this problem.
Try this: Mult. both 109 and 5 by 2, obtaining 218 and 10.
What is 218 div. by 10? Do this in your head.
Answer:

Step-by-step explanation:
1) Subtract 1 from both sides.

2) Simplify 7 - 1 to 6.

<u>Therefor, the answer is </u><u>a > 6</u>.