Metric Conversion Table – Standard Measurement Units

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