Answer:
See explanation and image attached
Step-by-step explanation:
Acceleration refers to the rate of change of speed with time. We can see that between 0 and 4.7 seconds he accelerated quickly . That means that the rate of change of speed with time was greatest between 0 and 4.7 seconds.
A graph of the motion is shown in the image attached. We can see that he maintained a constant speed after 4.7 seconds.
Answer:
1. 104
2. 70
3. 106
4. 56
5. 47
6.87
Step-by-step explanation:
Hello!
If there are 32 people in total in the class, and 20 of them are girls, that means there are 12 boys in the class
so the ratio of boys to girls is 12:20
to get simplest form, divide by the greatest common factor. which in this case, is 4.
12 / 4 = 3
20 / 4 = 5
your final answer is: boys:girls, 3:5
I hope this helps, and have a nice day!