245 x 0.45 = 110.25
110.25 is your answer
hope this helps
Answer:
answer is 80
Step-by-step explanation:
7200 / 90 = 80
A) 4/36, or 1/9
b) 1-1/9=8/9
Answer:

Step-by-step explanation:
we have

where
t is the time in seconds
h is the dolphin's height in feet
we know that
When the dolphin return to the water the value of h(t) is equal to zero
so
For h(t)=0


Simplify



see the attached figure to better understand the problem
Answer:
Step-by-step explanation:
y - 7 = -5/2(x - 2)
y - 7 = -5/2x + 5
y = -5/2x + 12