Answer:
16. d = distance
r = rate
t = time.
We know that the rate = 4, and time = 11.
=> d = 4 * 11
=> d = 44
17. We know that distance = 36, and time = 4.
=> 36 * r* 4
=> 36 = 4r
=> 36/4 = 4r/4
=> r = 9
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Answer:
.
Step-by-step explanation:
D. Warm air rises and cool air sinks
2(2/5+1/5)=2•3/5=6/5=1 1/5
Answer is C
