SOMEONE DO NUMBER 1 AND 2 FOR ME, ILL GIVE BRAINLIEST

Answer:
1. The second number line, the third number line, the first number line.
2.
[tex]a) \: 1 \frac{7}{8} > \frac{7}{4} [/tex]
[tex]b) \: \frac{21}{5} = 4 \frac{1}{5} [/tex]
[tex]c) \frac{13}{4} < 3 \frac{5}{6} [/tex]