The answer is 8 it should be
Answer:
$0.64
Step-by-step explanation:
Unit price is the cost of a single metre of ribbon
5.12/8=0.64
Velocity of the car is equal to the distance travelled by the time spent.
If V= velocity, d = distance & time = t, then
the equation becomes V=d/t
Parameterize the circular part of
(call it
) by


wih
, and the linear part (call it
) by


with
.
Then



