1. 823400 cm3
2. 824000 cm3
3. 840000 cm3
4. 862400 cm3
1. 0
2. 85
3. -45
4. 60
0
1. 8 cm
2. 9 cm
3. 10 cm
4. 12 cm
10 cm
1. 10
2. 11
3. 12
4. 9
11
1. 490 m
2. 525 m
3. 665 m
4. 860 m
525 m
1. 2 times
2. 3 times
3. 4 times
4. 8 times
8 times
1. 20%
2. 40%
3. 60%
4. 72.8%
1. Remains unaltered
2. Decrease by 25%
3. Increase by 25%
4. Increase by 50%
Decrease by 25\%
1. 1:2
2. 2:1
3. 1:8
4. 8:1
1:2
1. 130
2. 142
3. 153
4. 165
165