3 years ago

Tarana mailed 20 greetings cards. 9 of them were mailed to USA. What percentage of the cards were mailed to USA?

Mathematics

1 answer:

Elza [17]3 years ago

7 0

Answer:

45%

Step-by-step explanation:

9/20=0.45 (Divide it first), 45/100=45% (45/100 because 100 makes 1 whole -all 20 cards-)

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Convert the following to mixed numbers

Aleksandr-060686 [28]

$a. \\
\frac{13}{12}=\frac{12}{12}+\frac{1}{12}=\boxed{1 \frac{1}{12}} \\ \\
b. \\
\frac{20}{3}=\frac{18}{3}+\frac{2}{3}=\boxed{6 \frac{2}{3}} \\ \\
c. \\
\frac{9}{4}=\frac{8}{4}+\frac{1}{4}=\boxed{2\frac{1}{4}} \\ \\
d. \\
\frac{19}{5}=\frac{15}{5}+\frac{4}{5}=\boxed{3 \frac{4}{5}} \\ \\
e. \\
\frac{28}{6}=\frac{14}{3}=\frac{12}{3}+\frac{2}{3}=\boxed{4 \frac{2}{3}}$