1. Give the most suitable unit for measuring:

(a) The weight of a big fish.
(b) The distance from London to Paris.
(c) The amount of petrol in a car.
(d) The distance around a running track.
(e) The width of a school text book.


2. Using the set of units {cubic centimetres, litres, square centimetres, metres, kilograms}

choose the most suitable unit to measure:

(a) The height of a person.
(b) The volume of a person's hand.
(c) The weight of a person.
(d) The total area of a person's finger nails.
(e) The amount of blood in a person's body


3. Using the set of units {kilometres, millimetres, metres, centimetres} choose the most suitable unit to measure:

(a) The length of this page.
(b) The thickness of a piece of cardboard.
(c) The height of a building.
(d) The distance from Mt Taranaki to Mt Ruapehu.
(e) The height of a mountain


4. Change to grams:

(a) 28.4 kg (b) 0.94 mg (c) 6628 cg (d) 9.2 hg
5. Change to mL:
(a) 6.4 kL (b) 62 L (c) 0.64 dL (d) 8.9 hL
6. Change to km:
(a) 6000 m (b) 62 Dm (c) 0.429 cm (d) 462 000 mm

7. Complete the table:














8. Convert the following times into 24 -hour clock time:

(a) 2.00 pm
(b) 9.26 am
(c) 1.46 am
(d) 10.54 pm

9. Convert the following 24 -hour clock times into am and pm time:

(a) 2300
(b) 0446
(c) 1752
(d) 0049

10. At 0946 the temperature was 18.4 °C. At 1224 on the same day the temperature had gone up to 32.6 °C.

How long, in hours and minutes, was there between the two temperature readings and what was the difference in temperature?

11. A triathlon starts at 9.40 am 
The winner completes the swimming section in 29 minutes. 
The cycling leg takes 1 hour and twelve minutes and the running leg takes 49 minutes. 
The changeover between each leg takes 3 minutes. 
How long does the winner take to complete the event and at what time does he finish?