Answer:
The average acceleration of train is 
Step-by-step explanation:
We have,
A train that slows down from 15 m/s to 8.6 m/s in 1.2 s. It means that 15 m/s is its initial velocity and 8.6 m/s is its final velocity.
It is required to find the average acceleration of the train.
The average acceleration of train is . Negative signs shows that the train is decelerating.
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Step-by-step explanation:
(2c+c) + 12 =78
3c + 12 = 78
78 - 12 = 66
66 ÷ 3 = 22
22 + 22 + 22 + 12 = 78
{ C = 22 }
Answer:
hindi sulotion kung hindi man sorry nalang
walarin akong alam diyaan
Step-by-step explanation:
im sosory
Answer:
Step-by-step explanation:
1) 9.5 x 0.14
= 19/2 x 7/50
= 133/100
= 1.33
9.5 - 1.33
= <u><em>8.17</em></u>
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2) 60 - 46.20 / 60
= 13.80 / 60
= 0.23
= <u><em>23% decrease</em></u>
