Решите плиззз,25 балов

#1
1. $\frac{6}{1}$
2. $\frac{30}{5}$
3. $\frac{162}{27}$

#2
1. $\frac{x}{5}=18$
$x=18*5$
$x=90$

2. $\frac{156}{y}=6$
$y=156:6$
$y=26$

3. $\frac{90-y}{16}=4$
$y=90-16*4$
$y=26$

#3
1. $\frac{9}{7}=1\frac{2}{7}$
2. $\frac{14}{5}=2\frac{4}{5}$
3. $\frac{83}{10}=8\frac{3}{10}$
4. $\frac{36}{4}=9$

#4
1. $17:5=\frac{17}{5}=3\frac{2}{5}$
2. $70:8=\frac{70}{8}=8\frac{6}{8}=8\frac{3}{4}$
3. $54:13=\frac{54}{13}=4\frac{2}{13}$

#5
1. $2\frac{1}{8}=\frac{17}{8}$
2. $4\frac{3}{11}=\frac{47}{11}$
3. $6\frac{15}{40}=\frac{255}{40}=\frac{51}{5}$
4. $25\frac{4}{3}=\frac{103}{4}$