Yes.
No, 04 = 4 whereas 040 = 40. You usually do not put a zero before a non-zero number unless you are using a decimal point. If you meant to use a decimal point, then .04 and .040 are equal although the latter is considered to be more precise because it is accurate to 2 decimal places wheras the former is accurate to only one decimal place.
ITS IS 5.02
There are 4 significant zeros in the measurement 0.000 040 200 m. Zeros between significant digits are considered significant, as well as zeros to the right of the decimal point in a measured quantity.
4.4
It is 2/54/10... or 2/5
The Steve Harvey Project - 2010 CSHA 040 was released on: USA: 2 February 2011
.040"
(1/5) x 12 = 12/5 = 2 and 2/5 or 2.4 in decimal
do you mean 5th of 50th? 1/5 is 2/10 so it is .2 1/50 is 2/100 so it is .02
2 040 kilometres (1 267 miles)
.040
0.8