There are approximately 39.37 inches in one meter.
There are exactly 1.5 inches in one and one half inches.
1.5 inches.
The ISO length unit to use would be the cementer.
One foot is 12 inches.
1.2 Inches.
12 inches in one foot
1.5 inches
36 inches
63360 inches
0.5 inches.
100000 inches . * * * * * What? The answer depends on "one and one half" of what. But whatever that is, the answer is not likely to be 100000 inches!
1 mile=63,360 inches