Respuesta :

The answer to this Is A
There's 2.2 pounds in a kg. 
1 kg = 2.2 kg
x kg = 40 pounds.

2.2 x = 40
x =  40 / 2.2 
x = 18.2 kg

Now you need to change 18.2 kg into Newtons.
F = m * g
g = 9.81
m = 18.2
F = 18.2 * 9.81
F = 178 N

You should pick A. Who knows how and when things were rounded.