The answer would be C, oxygen because there was not a sufficient amount.
Answer:
405 Problems
Step-by-step explanation:
- One student in class has 15 problems.
- There are 27 students in the class.
Let's <u>multiply</u> 15 by 27.

<em>In all, there would be 405 problems assigned to the whole class.</em>
Hi! The answer should be (5,0) (1,0) hope that helps!