30-(increase/0.5)*2=sold
i*s=revenue
i*30-(i^2/0.5)*2=r
I=7.5=>r=0
i=7=>r=14
7/0.5=15 number of increases in the cost
Answer:
A. 7
Step-by-step explanation:
2 or 3 caps = 13
6 or 7 caps = 6
13 - 6 = 7
- hope this helps! -
D. is the correct answer your just divide 486 by 4 you get 121.50
Answer:
58
Step-by-step explanation:
The submarine is below the sea level by 40 meters. Then, it goes up by 12. That means 40-12=28. The submarine goes 30m down again which means 28+30=58
