Each means to multiply I dont know if thats the word you are asking to us to define
Answer:
0.1 seconds
Step-by-step explanation:
10/100=0.1
I think it’s 21:9 I don’t know but I think that would be the answer
Answer:
5,172 years
Step-by-step explanation: it the answer
1 + 1x
OR
1 + x
They mean the same thing! Hope this helps!