Tính: 3/2 x 5/8 + 7/4

a) $\frac{3}{2}\times \frac{5}{8}+\frac{7}{4}$

= .........................

= .........................

c) $\frac{3}{4}\times \frac{1}{5}-\frac{1}{10}$

= .......................

= ......................

b) $\frac{8}{5}:\left(\frac{4}{3}-\frac{5}{6}\right)$

=........................

= .......................