2. Oblicz
a)
[tex](3.75 + 1 \frac{2}{3} ) \div 5[/tex]
b)
[tex]1.6 - 0.6 \times \frac{5}{6} [/tex]
c)
[tex](1.25 + 2 \frac{1}{9} \div 11[/tex]
d)
[tex]1.6 - 0.6 \times \frac{2}{3} [/tex]

3.Oblicz
a)
[tex] \frac{1.5 \times \frac{2}{3} }{1.5 - \frac{2}{3} } [/tex]
b)
[tex] \sqrt{1 \frac{9}{16} } \times 4 + \frac{8}{9} \div (1 \frac{1}{3} ) {}^{3} [/tex]
c)
[tex] \frac{1.2 \times \frac{3}{4} }{1.2 - \frac{3}{4} } [/tex]
d)
[tex] \sqrt{2 \frac{1}{4} } \times 4 + \frac{3}{4} \div ( - 1 \frac{1}{2} ) {}^{3} [/tex]

4. Oblicz
a)
[tex] \frac{6}{ \frac{2}{5} } [/tex]
b)
[tex] \frac{ \frac{5}{8} }{ \frac{7}{4} } [/tex]
c)
[tex]3 \times \frac{7}{ \frac{3}{4} } [/tex]
d)
[tex] \frac{8}{ \frac{2}{3} } [/tex]
e)
[tex] \frac{ \frac{3}{8} }{ \frac{5}{2} } [/tex]
f)
[tex]3 \times \frac{7}{ \frac{3}{8} } [/tex]​