Answer:
6.4 kmph
Step-by-step explanation:
12.8/2=6.4 kmph
Answer:
x = 1 and x = 
Step-by-step explanation:
In this equation, a=5, b=-1, c=-4.
Plug these into the quadratic formula:
x =
and x = 
Now, simplify the equations:
x =
=
=
= 1
and
x =
=
=
= 
Answer:
0.478
Step-by-step explanation:
divide - 11/20 = 0.478260869
not sure how many decimal places you need
Your answer is 5 because you divide