ANSWER
36 .19
EXPLANATION
We want to estimate
[tex]47\% \: of \: 77[/tex]
This is the same as
[tex] \frac{47}{100} \times 77[/tex]
or
[tex]\frac{47}{100} \times \frac{77}{1} [/tex]
We multiply the numerators to get,
[tex] \frac{3619}{100} [/tex]
We convert to decimals to get
[tex]36.19[/tex]