Answer:
15adults to 50 people
Step-by-step explanation:
Our first expression is equal to zero:

So we simply find the expression that is equal to zero.
The final answer is a.
The answer is d. 39.
Rectangle: 6*3 = 18
Big Triangle: (5*6)/2 = 15
Smaller Triangle: (4*3)/2 = 6
18+15+6=39.
Hope this helped☺☺
Answer:
The teacher will take 720 minutes or 12 hours to grade 32 reports.
Step-by-step explanation:
32 reports= x
4 reports= 90 minutes
Cross multiply method
90*32= 4x
2880= 4x
x= 720
The teacher will take 720 minutes or 12 hours to grade 32 reports.
Hope this helps!