Two identical number cubes are shown in the picture. The edge length of these number cubes is 3 centimeters. What is the combine
1 answer:
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Answer:
The velocity is 8.93 meters/second.
Step-by-step explanation:
It is given that Elena runs for 28 seconds and finishes at 250 meters.
Here the displacement is 250 meters and the time is 28 seconds.
We know that
Substitute displacement = 250 and time = 28 in above formula.
meters/second
Hence, the velocity is 8.93 meters/second.
<h2>Option B is the correct answer.</h2>
Step-by-step explanation:
We need to find average value of in [2,4]
Area of in [2,4] is given by
Area of in [2,4] = 1463.18
Difference = 4 - 2 = 2
Average value = Area of in [2,4] ÷ Difference
Average value = 1463.18 ÷ 2
Average value = 731.59
Option B is the correct answer.