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WorksheetsY8 Intro to Rates/Ratios (Ch 3.03, 3.04)
Total questions: 21
Worksheet time: 1hrs 4mins
1 m = __________ cm
10
100
1000
100 000
Express 50 cm : 2.5 km in the simplest form.
1 : 0.05
1 : 5
1 : 50
1 : 5 000
Express 1 cm : 8 m in the form of 1 : n.
1 : 80
1 : 800
1 : 8000
1: 800 000
The scale of a street map is 1 : 5000.
Find the actual distance, in metres,
for 4 cm on the map.
0.2
2
20
200
A map of scale 1 : 10 000 means that 1 cm on the map represents the actual distance of 10 000 cm on the ground.
What does 4 cm on the map represent?
4 cm
400 cm
40 000 cm
40 000 m
On a map scale of 1 : 50 000,
1 cm on the map represents (a) km on the ground.
A map has a scale of 1: 500 000.
If the distance from A to B on the map is 7 cm, what is the actual distance be on the ground, in kilometers?
(a)
What does the ratio of this map scale mean?
1 : 300
1 mm = 300 cm
1 cm = 300 cm
1300 cm
1km = 300 cm
What is the actual distance of point D to point E if the map distance is 5 cm . Given that the map scale is 1 : 400
20 cm
200 cm
2000 cm
2 km
A worker makes a toy in every 2h. If he works for 80h, then how many toys will he make ?
40
39
45
54
Which is a better deal?
Option A
Option B
Which is a better deal?
A
B
simplest form of 45 : 60
3 :4
9 :15
9 :12
There are 250 balls in a box. Out of these 175 are red balls and rest are green balls. Find the ratio of green balls to total balls.
7 : 10
3 : 7
3 :10
A lorry uses 80 litres of fuel on a trip of 280 kilometres.
How much fuel would the same lorry use on a trip of 196 kilometres?
114 litres
56 litres
686 litres
An athlete runs 1500 metres in 4 minutes. Calculate her average speed in kilometres per hour.
375 kilometres per hour
22.5 kilometres per hour
0.00625 kilometres per hour
How many students per class?
Convert $25 for 5kg of bananas to a rate in its simplest form.
$125/kg
$1/kg
$5/kg
$50/10kg
$50/kg
A tank is losing water at the rate of 20L in 4 days. How much water does it lose in 7 days?
4 7 L
5 L
140 L
35 L
57 L
My dog eats on average 63 kg of dog food in 10 weeks. How much food will he eat in 7 weeks?
6.3 kg
441 kg
90 kg
44.1 kg
36 kg
