99 plus 9 tens?? if so, 189
Answer:

Step-by-step explanation:
First, we find the greatest common factor 50, 10 and 2.
It is 2.
Then, we find the greatest common factor of
and
which is
.
Thus, the greatest common factor is 
It totally depends on speed at which train is moving.
If the speed of train is below 100 miles per hour the minimum distance maintained should be 4 feet.
If the speed of train is above 100 miles per hour and less than 125 miles per hour the minimum distance maintained should be 6.6 feet.(Approx)
As , when a train is moving with velocity more than this i.e above 125 miles per hour the minimum distance should be 15 feet.(Approximately)
Option (C) 15
Answer:
C -2.5<-3
Step-by-step explanation:
since -3 is lower counting wise with negatives the higher the negative the number the more likely its going to be lesser than the other
Answer:
Step-by-step explanation:
get the x alone by subtracting 3 from each side.
3x+3-3<36-3
3x<33
divide by three
3x/3<33/3
x<11