Question

1 mm in meters
a--10
b-100

Answer 1

1 millimetre = 0.001 metre

a) 10 millimetres = 10 * 0.001

= 0.01 metre

b) 100 millimetres = 100 * 0.001

= 0.1 metre

Answer 2

1 mm =1/ 1000m

I m = 1000 mm

10 mm = 1/100 m
100 mm = 1/10 m