Respuesta:
1.
[tex] \frac{3}{2} \times \frac{1}{3 } = \frac{1}{2} \times \frac{4}{5} = \frac{2}{5} [/tex]
2.
[tex] \frac{15}{6} \times \frac{21}{7} = \frac{315}{42} = \frac{45}{6} [/tex]
3.
[tex] \frac{21}{2} \times \frac{13}{4} = \frac{273}{8} [/tex]
Explicación paso a paso:
SIGUEME