Operation Manual
41
Division
Question 250 / 20
Answer
Align “25” on the scale
to inner “20”. The answer
“12.5” (125) on the scale
corresponds to inner “10”.
60
55
50
45
40
35
30
25
20
15
10
11
12
13
14
16
17
18
19
21
22
23
24
90
80
70
F
U
E
L
L
B
S
.
L
I
T
E
R
S
.
O
I
L
L
B
S
.
I
M
P
G
A
L
.
G
A
L
.
U
S
.
55
50
N
A
U
T
.
45
40
35
30
25
20
15
10
90
80
70
11
14
16
17
18
19
21
22
23
24
S
T
A
T
.
K
M
.
1:10
1:20
1:30
1:40
1:50
2:00
2:30
3:00
3:30
4:00
4:30
5:00
6:00
7:00
8:00
9:00