Write down in simplest form

Question

a) 9g:0.3kg
b) 1.2kg: 480g

Answer 1

a) 30:1
b) 2.5:1

Answer 2

AAAaannndd the bot gets it wrong yet again!

a) 9g:0.3kg = 9g:300g = 3:100
b) 1.2kg:480g = 1200g:480g = 5:2

Answer 3

I apologize for the mistake. Thank you for correcting me.