What is the comparison of two quantities of the same kind
Ratios
Simplify 4 : 8
1:2
On a scale of 1 : 50, 1 cm on the plan represents how many cm?
50cm
6 packets of soap have a mass of 12 kg. Mass of 1 packet?
2kg
Write 10 laps in 2 hours as a simplified rate
5 laps/hr
What is the comparison of two quantities of different kind?
Rates
Simplify 24 : 36
2:3
On a 1 : 50 plan, a wall measures 7.5 cm. What is the real length?
375cm
On a map, 3 cm represents 15 km. 11 cm=?
55km
A bricklayer lays 800 bricks in an 8-hour day. Rate in bricks per hour?
100 bricks/hr
The "/" in 80km/hr is the symbol for this word.
per
Simplify 45 seconds : 2 minutes
3:8
On a 1 : 100 plan, a room measures 3.2 cm. What is the real length in m?
3.2 m
Share $1000 in the ratio 2 : 3
$400:$600
Write $1080 for 54 kg as a simplified rate
$20/kg
Mary has 4 Geography, 7 English and 4 Maths books. What is the ratio of English books to total books.
7:15
Simplify $3.50 : 45c
70:9
Write the scale 5 mm to 10 m as a simplified ratio
1:2000
Paint is mixed red to blue in the ratio 3 : 4, and 21 L is needed. How much red paint is needed?
9L
A tap fills a 9 L bucket in 3 hours. How long does it take to fill a 21 L bucket?
7 hours
There is a class of 30 students with 16 boys. What is the simplified ratio of girls to boys.
7:8
Write 7¼ : 3½ in simplest whole-number form
29:14
On a 1 : 400 000 map, 11.2 km in real life is how many cm on the map?
2.8 cm
Girls in Years 8, 9 and 10 are in the ratio 6 : 7 : 11, and there are 360 girls. What is the difference in Year 8 and Year 10 girls?
75
Harvey runs 10 km in 37 min 30 s. Jacques runs 16 km in 53 min 20 s. Who is the fastest runner?
Jacques