Answer:
3:6, 18:4 keep exploring man!
Step-by-step explanation:
think of numbers to make them both true like ex 3 for a and 6 for b so in this case you could do 3:6
Step-by-step explanation:

121/100 is the answer. it cant be simplified anymore
Just Half it down the middle.
Answer:
u = 47
I would explain but some people can't read