Answer:
Question 12 : Answer C
Question 13 : Answer C
Step-by-step explanation:
33993.0768
You can multiply the number of bacteria by (0.2^4). The 0.2 is for the 20% that left after each day. The (^4) is for the 4 days that have passed.
1) Remove parentheses.
2) Regroup terms.
Solution given:
16+28=<u>4</u><u>4</u>
(4+7)=11
