If an object is shot upward with an initial velocity, v0 v
0
, in feet per second (ft/s), the velocity, v, in ft/s is given by the formula v=v0−32t
v
=
v
0
−
32
t
, where t is time in seconds. Find the initial velocity of an object if the velocity after 4
4
seconds is 18ft/s
18
⁢
ft
/
s
.

Arunning track in the shape of an oval is shown. the ends of the track form semicircles. a running track is shown. the left and right edges of the track are identical curves. the top and bottom edges of the track are straight lines. the track has width 56 m and length of one straight edge 130 m. what is the perimeter of the inside of the track? (π = 3.14) 260.00 m 347.92 m 372.00 m 435.84 m

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective