Question

If 0.9 x 0.45 = 0.405, what is 0.09 x 0.45 equal to?
A. 0.0045 B. 0.0405 C. 0.405 C. 4.005

Answer 1

Answer:

by using decimal logic

divided by 10 gets point moves left sided

so answer is

B :0.0405