Respuesta :

xdanix

Basically the line (/) means divide so basically 1 divided by 400 but we need a percentage so 1/400 = 0.0025 which will be 0.25%

Hope this helps this is as much as I can really explain it.

ericosouki
Hello,

shall we begin?

1/400 in a percentage:
= 1: 400 * 100%
= 0,25%

Answer: 0,25%