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In our day-to-day living use of metric information are very common. To measure distance to weight metric information are the unit. Metric information are also useful for General Knowledge improvement. In this section we are presenting metric Conversions, Clothing Sizes, International  Paper Sizes, Wind Speeds, Temperatures, Tyre Pressures & Roman Numerals.
Standard / Metric Conversions 
inch 
x 
25.4 
= 
millimeter 
 
foot 
x 
.3048 
= 
meter 
 
yard 
x 
.9144 
= 
meter 
 
mile 
x 
1.6093 
= 
kilometer 
 
acre 
x 
.4047 
= 
hectare 
 
quart 
x 
.9463 
= 
liter 
 
gallon 
x 
.004 
= 
cubic meter 
 
ounce 
x 
28.3495 
= 
gram 
 
pound 
x 
.4536 
= 
kilogram 
 
degrees Fahrenheit 
x 
5/9 – 32 
= 
degrees Celsius 
 
millimeter 
x 
.0394 
= 
inch 
 
meter 
x 
3.2808 
= 
foot 
 
meter 
x 
1.0936 
= 
yard 
 
Kilometer 
x 
.6214 
= 
mile 
 
hectare 
x 
2.4710 
= 
acre 
 
liter 
x 
1.0567 
= 
quart 
 
cubic meter 
x 
284.2 
= 
gallon 
 
gram 
x 
.0353 
= 
ounce 
 
kilogram 
x 
2.2046 
= 
pound 
 
degrees Celsius 
x 
9/5 + 32 
= 
degrees Fahrenheit 
 
 
Clothing Sizes 
Men’s Suits & Overcoats 
American 
36 
38 
40 
42 
44 
46 
 
British 
36 
38 
40 
42 
44 
46 
 
European 
46 
48 
51 
54 
56 
59 
 
 
Women’s Suits & Dresses 
American 
8 
10 
12 
14 
16 
18 
 
British 
10 
12 
14 
16 
18 
20 
 
European 
38 
40 
42 
44 
46 
48 
 
 
Shirts 
American 
14 
14.5 
15 
15.5 
16 
16.5 
17 
 
British 
14 
14.5 
15 
15.5 
16 
16.5 
17 
 
European 
36 
37 
38 
39 
41 
42 
43 
 
 
Men’s Shoes 
American 
7.5 
8 
8.5 
9.5 
10.5 
11.5 
 
British 
7 
7.5 
8 
9 
10 
11 
 
European 
40.5 
41 
42 
43 
44.5 
46 
 
 
Women’s Shoes 
American 
6 
6.5 
7 
7.5 
8 
8.5 
 
British 
4.5 
5 
5.5 
6 
6.5 
7 
 
European 
37.5 
38 
39 
39.5 
40 
40.5 
 
 
Children’s Clothes 
American 
4 
6 
8 
10 
12 
14 
 
British [Height(in)] 
43 
48 
55 
58 
60 
62 
 
European [Height(in)] 
— 
109 
122 
140 
147 
152 
 
 
International Paper Sizes 
Size Millimeters Inches  
A0 
841 x 1189 
33.1 x 46.8 
 
A1 
594 x 841 
23.4 x 33.1 
 
A2 
420 x 594 
16.5 x 23.4 
 
A3 
297 x 420 
11.7 x 16.5 
 
A4 
210 x 297 
8.3 x 11.7 
 
A5 
148 x 210 
5.8 x 8.3 
 
A6 
105 x 148 
4.1 x 5.8 
 
A7 
74 x 105 
2.9 x 4.1 
 
 
Wind Speeds 
7 mph 
light wind 
 
11 mph 
light breeze 
 
16 mph 
gentle breeze 
 
20 mph 
moderate breeze 
 
25 mph 
fresh breeze 
 
30 mph 
strong breeze 
 
35 mph 
moderate gale 
 
45 mph 
fresh gale 
 
50 mph 
strong gale 
 
60 mph 
whole gale 
 
70 mph 
storm 
 
80 mph 
hurricane 
 
 
Temperatures 
degrees Celsius (C) degrees Fahrenheit (F)  
-5 
22 
 
0 
32 
 
5 
41 
 
15 
59 
 
20 
68 
 
30 
86 
 
50 
122 
 
 
Tyre Pressures 
lb/in square kg/cm square  
20 
1.41 
 
22 
1.55 
 
24 
1.69 
 
26 
1.83 
 
28 
1.97 
 
30 
2.11 
 
32 
2.25 
 
34 
2.39 
 
 
Roman Numerals 
1 
= 
I 
 
2 
= 
II 
 
3 
= 
III 
 
4 
= 
IV 
 
5 
= 
V 
 
6 
= 
VI 
 
7 
= 
VII 
 
8 
= 
VIII 
 
9 
= 
IX 
 
10 
= 
X 
 
11 
= 
XI 
 
12 
= 
XII 
 
13 
= 
XIII 
 
14 
= 
XIV 
 
15 
= 
XV 
 
16 
= 
XVI 
 
17 
= 
XVII 
 
18 
= 
XVIII 
 
19 
= 
XIX 
 
20 
= 
XX 
 
30 
= 
XXX 
 
40 
= 
XL 
 
50 
= 
L 
 
60 
= 
LX 
 
70 
= 
LXX 
 
80 
= 
LXXX 
 
90 
= 
XC 
 
100 
= 
C 
 
500 
= 
D 
 
1000 
= 
M 
 
 
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