last week because, the class that week was only 1 hour and last weeks was 3/2 an hour
10% of the 50 were red.
10% * 50
(10/100) * 50
(1/10) * 50
= 5
5 were red.
2.6e2*3.9e11=1.014e+14 pounds of oxygen per year.
First one because when you subtract 7 u keep the var. x alone and isolate it.
Answer:
b
Step-by-step explanation:
