Answer:

Step-by-step explanation:

Answer:
0.875
Step-by-step explanation:
9.85-8.975 equala 0.875
Answer:
0.25
Step-by-step explanation:
Answer:
6 i don't know what the unit is, but its 6 for time
Step-by-step explanation:
It is a two step problem
54=9t
divide both sides by 9 to get the value of t
6=t
I hope that helps you :)