Write the decimal 4.005 as a fraction in the simplest form

Steps to convert decimal into fraction

Write 4.005 as  

4.005

-----------

1

Multiply both numerator and denominator by 10 for every number after the decimal point

4.005 × 1000

---------------------

1 × 1000

=  

4005

-----------

1000

Reducing the fraction gives

801

--------

200

b. qualitative data uses, words while quantitative data uses numbers

step-by-step explanation:

the formula for converting absorbance to transmittance goes as:

a = log (1/t)  a = 2 - log(%t)  10^a = 1/t  t = 10^-a  %t = 100(10^-a)

so at the given value of a,   a = 1.5

%t = 100(10^-1.5)

%t = 3.16%