The answer you want is 20!
Just divide 300 by 450, to get 0.66667, which can be expressed as a fraction by 2/3
The mass of the first shipment at time t is

The mass of the second shipment at time t is

At time t, the ratio of m₁ to m₂ is

Therefore as a percentage,

Answer: B. 81.2%
Answer: 
Step-by-step explanation:
First you put it in to y= mx+b form.

Then you subtract 34 from both sides

Then you divide 8 from both sides
Leaving you with

M-2 and -15xbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb