Answer:
325
Step-by-step explanation:
500×.35=175
500-175=325
Answer:

Step-by-step explanation:

Answer:
It will take them 3.43 hours.
Step-by-step explanation:
Let T denote the total cookies that need to be cocked. Observe that:
- If Rosanne finishes the cookies in 6 hours, that means that she can make
cookies per hour. - If Dorothy finishes the cookies in 8 hours, that means that she can make
cookies per hour.
Then, by 1) and 2), if they work together would we able to make

cookies per hour.
Therefore, in order to finish the T cookies they will need 
Answer:
There are 12 white rats in the cage.
Step-by-step explanation:
3 : 4 The question says there are 16 rats in the cage. Meaning that 16 is the
<u>x4 x4</u> total. Since 4(from the ratio)x4 is 16. You would multiply 4 on both sides.
12 : 16
Meaning there are 12 white rats to 16 total rats.
If you have any additional questions, please feel free to ask in the comments.
The number that u could use for Descartes rule and the fundamental theorem of algebra to predict is 200,000 and 900