TABLE OF COMPARISON.

Metres.Decimetres.CentimetresMillimeters.Inches.

·001 ·01 ·11·039

·002 ·02 ·22·079

·003 ·03 ·33·118

·004 ·04 ·44·157

·005 ·05 ·55·197

·006 ·06 ·66·236

·007 ·07 ·7 7·276

·008 ·08 ·88 ·315

·009 ·09 ·9 9·354

·01 ·1 1 10·394

·02 ·2 2 20 ·787

·03 ·3 3 30 1·181

·04 ·4 4 40 1·575

·05 ·5 5 501·968

·06 ·6 6 60 2·362

·07 ·7 7 70 2·756

·08 ·8 8 80 3·150

·09 ·9 9 90 3·543

·1 1 10 100 3·94

·2 2 20 200 7·87

·3 3 30 30011·81

·4 4 40 40015·75

·5 5 50 50019·69

·6 6 60 60023·62

·7 7 70 70027·56

·8 8 80 80031·50

·9 9 90 90035·43

1 10 100 100039·37

WEIGHT.

1 gramme = 15·44 grains.

28-1/3 grammes = 1 oz. avoird.

1 kilogramme = 1000 grammes = 2·20 lb. avoird.

LENGTH.

1 metre = 100 centimetres = 39·37 inches. Roughly speaking, 1 metre = a yard and a tenth. 1 centimetre = two-fifths of an inch. 1 kilometre = 1000 metres = five-eighths of a mile.

VOLUME.

1 cubic metre = 1000 litres = 35·32 cubic feet.

1 litre = 1000 cubic centimetres = ·2202 gall.

HEAT.

1 calorie = 3·96 British thermal units.