I’m pretty sure it’s D because 20\100 is 5 .
I hope this helped !!!
Kinetic Energy
=
1
2
m
v
2
=
1
2
1120
⋅
40
2
=
896000
J
=
8.96
⋅
10
5
J
The answer really depends on what b is. Unless you give me a number for what b equals I can’t solve it.
To transform it into percent we want to have 100 into denominator. The easiest way is divide numerator and denominator by 3 (thats because than it doesnt change the value of fraction), so:

- its the result
Answer:
5+5x-4y
Step-by-step explanation: