Let's go through each division step-by-step to solve the question:
### 1.
a. [tex]\( \frac{4}{4} = 1.0 \)[/tex]
b. [tex]\( \frac{1}{9} \approx 0.1111111111111111 \)[/tex]
c. [tex]\( \frac{3}{9} = 0.3333333333333333 \)[/tex]
d. [tex]\( \frac{4}{28} \approx 0.14285714285714285 \)[/tex]
### 2.
a. [tex]\( \frac{6}{3} = 2.0 \)[/tex]
b. [tex]\( \frac{12}{2} = 6.0 \)[/tex]
c. [tex]\( \frac{5}{2} = 2.5 \)[/tex]
d. [tex]\( \frac{16}{4} = 4.0 \)[/tex]
e. [tex]\( \frac{15}{3} = 5.0 \)[/tex]
### 3.
a. [tex]\( \frac{20}{4} = 5.0 \)[/tex]
b. [tex]\( \frac{18}{3} = 6.0 \)[/tex]
c. [tex]\( \frac{16}{2} = 8.0 \)[/tex]
d. [tex]\( \frac{8}{2} = 4.0 \)[/tex]
e. [tex]\( \frac{36}{4} = 9.0 \)[/tex]
### 4.
a. [tex]\( \frac{27}{3} = 9.0 \)[/tex]
b. [tex]\( \frac{32}{4} = 8.0 \)[/tex]
c. [tex]\( \sqrt[7]{7} \approx 1.3204692477561237 \)[/tex]
d. [tex]\( \frac{21}{3} = 7.0 \)[/tex]
e. [tex]\( \frac{12}{3} = 4.0 \)[/tex]
### Final Answer
Given the values from the calculations, the complete set of results is:
(1.0, 0.1111111111111111, 0.3333333333333333, 0.14285714285714285, 2.0, 6.0, 2.5, 4.0, 5.0, 5.0, 6.0, 8.0, 4.0, 9.0, 9.0, 8.0, 1.3204692477561237, 7.0, 4.0)
These results match the calculations for each division problem as requested.
