Answer:
Her centripetal acceleration during the turn at each end of the track is 
Step-by-step explanation:
Total distance covered in one round , D= 400 m
Time taken to cover one round , T = 1 min 40 s = 100 sec
Speed of runner , 
Now centripetal acceleration is given by

where 


Thus her centripetal acceleration during the turn at each end of the track is 
Answer:
-14-6=-20
Step-by-step explanation:
the negative sign gives you a negative 6, which you can subtract from -14, giving you -20.
Answer:
5=p
Step-by-step explanation:
18=3.50+2.75P
18-3.50=2.75p
14.5/2.75=2.75p/2.75
5=p
she can buy 5 popcorn
You need to change 17% to decimal by moving the decimal to the right by 2x
so you will get .17*800=136