Answer:
17 mm/minute
Step-by-step explanation:
765/45= the unit rate
17 mm per minute
Answer:
-15b +7a
Step-by-step explanation:
Answer:
15.9
Step-by-step explanation:
x = 10/ cos 51° = 10/0.629 = 15.9
Answer: 1) D
2) C
Step-by-step explanation:
1. The blue algae has an initial mass of 20 kg and doubles its mass every hour. Then after t hours, the mass of blue algae is
2. The green algae has an initial mass of 160 kg and grows at a constant rate of 0.20 kg per minute. Then after t hours (60t minutes), the mass of green algae is
Part I) At t=3:
The mass of green algae has 196-160=36 kg more mass at 3 hours.
Part II) At t=4:
The blue algae has 320-208=112 kg more mass at 4 hours.
