Scales and Converting Units Homework
1.
2.
NAME
Write these volumes in order, smallest first.
1 litre
2
2 litres
200 ml
0.7 litre
................
................
................
................
[2]
Ring the correct answer to complete each sentence.
The distance from London to Birmingham is about
200
mm
cm
m
km.
The length of an Olympic swimming pool is
50
mm
cm
m
km.
[2]
3.
x
a
13 cm
Not to scale
18 cm
(a)
Make an accurate scale drawing of this triangle on the grid below.
Use a scale of 1 cm to 2 cm.
[2]
(b)
Use your drawing to find the real length of side a,
.................................... cm
[2]
1
Scales and Converting Units Homework
4.
(a)
NAME
This man is looking at the world’s largest carrot.
(i)
Estimate the length of the carrot.
............................. m
(ii)
[1]
The mass of the carrot is 18 pounds.
Roughly how many kilograms is 18 pounds?
........................... kg
[1]
(b)
Here is a rule for changing gallons into litres.
Multiply by nine
then divide the
answer by two.
A giant watermelon contains 26 gallons of water.
Use the rule to change 26 gallons into litres.
……………………. litres
[2]
2
Scales and Converting Units Homework
NAME
5.
The fathom is an old unit used to measure depths at sea.
The average depth of the Pacific Ocean is 2340 fathoms.
A fathom is 6 feet.
One foot is 0·305 metres.
What is 2340 fathoms in metres?
...................................... m
6.
[2]
James walks to work every morning. He counts three hundred and
forty two steps from his front door to his office. He knows that each
step he takes is three feet long. How many kilometres does James
walk each week?
[5]
3
Scales and Converting Units Homework
NAME
7.
C
Not to scale
17 km
57°
A
B
14 km
The diagram shows the course, ABCA, of a relay race.
(a)
(i)
Make a scale drawing of the course.
Use a scale of 1 cm to 2 km.
AB has been drawn for you.
A
B
[2]
(ii)
Pat ran from C to A. Use your scale drawing to find how far she ran.
.................................. km
[2]
(b)
Mike ran the 14 km from A to B. His average speed was 11.2km/h.
How long did he take?
Give your answer in hours and minutes.
.................. hours .................. minutes
[3]
4