a bullet is fired directly upward with a speed of 300 m/s. How far above the ground will the bullet be in 65 seconds?

Question

samsan9 · Answer

what do you think?

samsan9 · Answer

what sucks even more is that i have 12 questions left people :(

anonymous · Answer

well use this formula,
$$v=ut+1/2at^2$$

samsan9 · Answer

ok well i know that u could equal zero

anonymous · Answer

zero??? what equal to 0? O.o

anonymous · Answer

see u will get as
$$(330m/s)(65s)+1/2(-9.8m/s^2)(65s)^2$$
calculate @samsan9

anonymous · Answer

did you?? i got the answer :P

samsan9 · Answer

i got 41.85 m/s

anonymous · Answer

did you make one correction....in above formula i wrote 330m/s instead of 300m/s.

samsan9 · Answer

um i got a negative answer but yeah i used the the 330

anonymous · Answer

yeah for sure u will get negative because bullet is fired upwards against the gravity....

anonymous · Answer

i got 1202.5m

samsan9 · Answer

i got the same thing lol i thought a negative was bad XD thank you

anonymous · Answer

haha!! lol nopes that's correct :)