A) Because Roman emperors invented them.
B) Because Darth Vader measured Imperial Star Destroyers in them.
C) Because they used to be used in the British Empire.

A) 10 cm long
B) 12 inches long
C) half a metre long

A) 100 centimetres long
B) 3 feet long
C) 1 metre long

A) 1800 yards long
B) 3000 yards long
C) 1760 yards long
D) 1250 yards long

A) 2 cm long
B) 2.5 cm long
C) 3 cm long
D) 1.5 cm long

A) 20 cm long
B) 30 cm long
C) 10 cm long
D) 35 cm long

A) Almost the same as a mile
B) Longer than a mile
C) Shorter than a mile

A) Centimetre, millimetre, foot, yard
B) Centimetre, millimetre, metre, litre, gram
C) Centimetre, yard, litre, pint
D) Millimietre, pound, gram, yard

A) 10
B) 12
C) 3
D) 5

A) Capacity
B) Mass
C) Length

A) Capacity
B) Length
C) Mass

A) 100 mm
B) 100 cm
C) 5 yards
D) 1000 cm

A) 2
B) 1
C) 6
D) 4

A) 6 kilograms
B) 4 kilograms
C) 2 kilograms
D) 0.5 kilograms

A) 12.5 inches
B) 2 inches
C) 1 inch
D) 5 inches

A) shorter
B) longer
C) the same

A) 10
B) 100
C) 1, 000
D) 10, 000

A) 2
B) 5
C) 100
D) 1000
E) 10

A) 10, 000
B) 100
C) 10
D) 1000

A) 21
B) 3
C) 9
D) 27
E) 6

A) Divide them by 2.5
B) Multiply them by 2
C) Divide them by 2
D) It's a trick question! Inches and centimetres are the same thing!
E) Multiply them by 2.5

A) Multiply them by 100
B) Divide them by 100
C) Divide them by 1000
D) Multiply them by 1000
E) It's a trap! You can't change metres to kilometres!

A) 245, 000 kilometres
B) 245 kilometres
C) 24.5 kilometres
D) 2.45 kilometres

A) 250 cm
B) 25 cm
C) 20.5 cm
D) 30 cm

A) drunk the same of both
B) drunk more orange juice
C) drunk more milk

A) Yards
B) Inches
C) Feet
D) Miles

A) 36
B) 48
C) 40
D) 400

A) 12
B) 9
C) 6
D) 3

A) 3500
B) three and a half
C) 3.5
D) 350

A) 1, 500
B) 150
C) 15, 000
D) 150, 000