Впиши пропущенные числа

a)

1. [ ] \(:3=13\)
   .
2. [ ] \(:6=12\)
   .
3. [ ] \(:3=17\)
   .
4. [ ] \(:4=14\)
   .
5. [ ] \(\cdot 5=45\)
   .
6. [ ] \(:18=5\)
   .
7. [ ] \(:2=46\)
   .
8. [ ] \(\cdot 5=80\)
   .

б)

1. \(84:\) [ ] \(=4\) .
2. \(48:\) [ ] \(=3\) .
3. \(38:\) [ ] \(=2\) .
4. \(80:\) [ ] \(=5\) .
5. \(68:\) [ ] \(=17\) .
6. \(9\cdot \) [ ] \(=72\) .
7. \(12\cdot \) [ ] \(=96\) .
8. \(60:\) [ ] \(=4\) .

в)

1. \(75:\) [ ] \(=25\) .
2. [ ] \(:6=11\) .
3. \(68:\) [ ] \(=4\) .
4. [ ] \(:3=18\) .
5. \(60:\) [ ] \(=15\) .
6. [ ] \(:5=12\) .
7. \(4\cdot \) [ ] \(=32\) .
8. [ ] \(\cdot 13=91\) .