1. Man-Hours – Answer Maze
Students need to find route from START to FINISH.
The answer to each question can be found in one of the boxes
horizontally, vertically or diagonally from the question box.
The worksheet is provided in a variety of sizes/formats.

2. Printing To print handouts from slides -
Select the slide from the left. Then click:
File > Print > ‘Print Current Slide’
To print multiple slides -
Click on a section title to highlight all those slides,
or press ‘Ctrl’ at the same time as selecting slides to
highlight more than one. Then click:
File > Print > ‘Print Selection’
To print double-sided handouts -
Highlight both slides before using ‘Print Selection’.
Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.

3. Answer Maze!
Find a route from
START to FINISH!

4. business report. How long
Painting a room takes
one person 6 hours.
How long would it
take 2 people?
6 workers can build
a house in 9 hours.
take 8 workers?
6 hours
It takes 12 hours for
2 people to clean
an office. How long
would it take 3 people?
5 hours
8 people take 7 hours
to research a report.
How much slower
would 9 people be?
4 hours
a wall in 12 hours.
take 12 workers?
3 hours 20 mins
START!
4 cooks can make
a meal in 2 hours.
How much quicker can
6 cooks make it?
2 hours
4 workers can build
a wall in 10 hours.
How long would it
take 8 workers?
3 hours
It takes 15 hours for
3 people to write a
business report. How long
would it take 5 people?
8 hours
6 workers can harvest
an orchard in 8 hours.
take 4 workers?
9 hours
8 workers can build
a bridge in 15 hours.
12 workers build it?
8 days
Tiling a roof
takes 4 people 9 hours.
How much slower are
3 people?
1 hour 40 mins
4 programmers can write
a code in 4 hours.
How much quicker can
6 programmers write it?
4 hours
8 workers can build
a bridge in 20 hours.
10 workers build it?
12 hours
A road takes
120 man-hours to build.
How much quicker is 12
rather than 8 workers?
5 days
9 workers can build 5 km
of road in 3 days.
How many days for 15
workers to build 25 km?
4 hours 12 mins
A road takes
100 man-hours to build.
How much quicker is 15
rather than 10 workers?
1 hour 20 mins
Tiling a roof
takes 3 people 7 hours.
How much slower are
2 people?
3 hours 20 mins
7 people can make 20
hats in 5 hours. How long
for 12 people to
make 30 hats?
9 hours
7 people can sew 20 hats
in 4 hours. How long
for 10 people to
sew 30 hats?
10 hours
20 workers can build
4 houses in 15 days.
How much longer
would it take 30 workers
to build 10 houses?
9 days
5 workers can build 9 km
of road in 3 days.
How many days for 12
workers to build 35 km?
1 hour 15 mins
8 people take 12 hours
to research a report.
How much slower
would 6 people be?
3 hours 30 mins
4 workers build 50 m of
wall in 5 hours. How long
for 6 workers to build
150 meters?
4 hours
12 workers can build
5 houses in 12 days.
How much longer
would it take 30 workers
to build 10 houses?
7 days
10 days
FINISH!

5. business report. How long
START!
2 hours
1 hour 40 mins
1 hour 20 mins
1 hour 15 mins
Painting a room takes
one person 6 hours.
How long would it
take 2 people?
4 cooks can make
a meal in 2 hours.
How much quicker can
6 cooks make it?
Tiling a roof
takes 4 people 9 hours.
How much slower are
3 people?
A road takes
100 man-hours to build.
How much quicker is 15
rather than 10 workers?
5 workers can build 9 km
of road in 3 days.
How many days for 12
workers to build 35 km?
6 hours
3 hours
4 hours
3 hours 20 mins
3 hours 30 mins
6 workers can build
a house in 9 hours.
How long would it
take 8 workers?
4 workers can build
a wall in 10 hours.
How long would it
take 8 workers?
4 programmers can write
a code in 4 hours.
How much quicker can
6 programmers write it?
Tiling a roof
takes 3 people 7 hours.
How much slower are
2 people?
8 people take 12 hours
to research a report.
How much slower
would 6 people be?
5 hours
8 hours
12 hours
9 hours
4 hours
It takes 12 hours for
2 people to clean
an office. How long
would it take 3 people?
It takes 15 hours for
3 people to write a
business report. How long
would it take 5 people?
8 workers can build
a bridge in 20 hours.
How much quicker can
10 workers build it?
7 people can make 20
hats in 5 hours. How long
for 12 people to
make 30 hats?
4 workers build 50 m of
wall in 5 hours. How long
for 6 workers to build
150 meters?
4 hours
9 hours
5 days
10 hours
7 days
12 workers can build
5 houses in 12 days.
How much longer
would it take 30 workers
to build 10 houses?
8 people take 7 hours
to research a report.
How much slower
would 9 people be?
6 workers can harvest
an orchard in 8 hours.
How long would it
take 4 workers?
A road takes
120 man-hours to build.
How much quicker is 12
rather than 8 workers?
7 people can sew 20 hats
in 4 hours. How long
for 10 people to
sew 30 hats?
3 hours 20 mins
8 days
4 hours 12 mins
9 days
10 days
20 workers can build
4 houses in 15 days.
How much longer
would it take 30 workers
to build 10 houses?
6 workers can build
a wall in 12 hours.
How long would it
take 12 workers?
8 workers can build
a bridge in 15 hours.
How much quicker can
12 workers build it?
9 workers can build 5 km
of road in 3 days.
How many days for 15
workers to build 25 km?
FINISH!

6. business report. How long
START!
2 hours
1 hour 40 mins
1 hour 20 mins
1 hour 15 mins
Painting a room takes
one person 6 hours.
How long would it
take 2 people?
4 cooks can make
a meal in 2 hours.
How much quicker can
6 cooks make it?
Tiling a roof
takes 4 people 9 hours.
How much slower are
3 people?
A road takes
100 man-hours to build.
How much quicker is 15
rather than 10 workers?
5 workers can build 9 km
of road in 3 days.
How many days for 12
workers to build 35 km?
6 hours
3 hours
4 hours
3 hours 20 mins
3 hours 30 mins
6 workers can build
a house in 9 hours.
How long would it
take 8 workers?
4 workers can build
a wall in 10 hours.
How long would it
take 8 workers?
4 programmers can write
a code in 4 hours.
How much quicker can
6 programmers write it?
Tiling a roof
takes 3 people 7 hours.
How much slower are
2 people?
8 people take 12 hours
to research a report.
How much slower
would 6 people be?
5 hours
8 hours
12 hours
9 hours
4 hours
It takes 12 hours for
2 people to clean
an office. How long
would it take 3 people?
It takes 15 hours for
3 people to write a
business report. How long
would it take 5 people?
8 workers can build
a bridge in 20 hours.
How much quicker can
10 workers build it?
7 people can make 20
hats in 5 hours. How long
for 12 people to
make 30 hats?
4 workers build 50 m of
wall in 5 hours. How long
for 6 workers to build
150 meters?
4 hours
9 hours
5 days
10 hours
7 days
12 workers can build
5 houses in 12 days.
How much longer
would it take 30 workers
to build 10 houses?
8 people take 7 hours
to research a report.
How much slower
would 9 people be?
6 workers can harvest
an orchard in 8 hours.
How long would it
take 4 workers?
A road takes
120 man-hours to build.
How much quicker is 12
rather than 8 workers?
7 people can sew 20 hats
in 4 hours. How long
for 10 people to
sew 30 hats?
3 hours 20 mins
8 days
4 hours 12 mins
9 days
10 days
20 workers can build
4 houses in 15 days.
How much longer
would it take 30 workers
to build 10 houses?
6 workers can build
a wall in 12 hours.
How long would it
take 12 workers?
8 workers can build
a bridge in 15 hours.
How much quicker can
12 workers build it?
9 workers can build 5 km
of road in 3 days.
How many days for 15
workers to build 25 km?
FINISH!

7. business report. How long
Painting a room takes
one person 6 hours.
How long would it
take 2 people?
6 workers can build
a house in 9 hours.
take 8 workers?
6 hours
It takes 12 hours for
2 people to clean
an office. How long
would it take 3 people?
5 hours
8 people take 7 hours
to research a report.
How much slower
would 9 people be?
4 hours
a wall in 12 hours.
take 12 workers?
3 hours 20 mins
START!
4 cooks can make
a meal in 2 hours.
How much quicker can
6 cooks make it?
2 hours
4 workers can build
a wall in 10 hours.
How long would it
take 8 workers?
3 hours
It takes 15 hours for
3 people to write a
business report. How long
would it take 5 people?
8 hours
6 workers can harvest
an orchard in 8 hours.
take 4 workers?
9 hours
8 workers can build
a bridge in 15 hours.
12 workers build it?
8 days
Tiling a roof
takes 4 people 9 hours.
How much slower are
3 people?
1 hour 40 mins
4 programmers can write
a code in 4 hours.
How much quicker can
6 programmers write it?
4 hours
8 workers can build
a bridge in 20 hours.
10 workers build it?
12 hours
A road takes
120 man-hours to build.
How much quicker is 12
rather than 8 workers?
5 days
9 workers can build 5 km
of road in 3 days.
How many days for 15
workers to build 25 km?
4 hours 12 mins
A road takes
100 man-hours to build.
How much quicker is 15
rather than 10 workers?
1 hour 20 mins
Tiling a roof
takes 3 people 7 hours.
How much slower are
2 people?
3 hours 20 mins
7 people can make 20
hats in 5 hours. How long
for 12 people to
make 30 hats?
9 hours
7 people can sew 20 hats
in 4 hours. How long
for 10 people to
sew 30 hats?
10 hours
20 workers can build
4 houses in 15 days.
How much longer
would it take 30 workers
to build 10 houses?
9 days
5 workers can build 9 km
of road in 3 days.
How many days for 12
workers to build 35 km?
1 hour 15 mins
8 people take 12 hours
to research a report.
How much slower
would 6 people be?
3 hours 30 mins
4 workers build 50 m of
wall in 5 hours. How long
for 6 workers to build
150 meters?
4 hours
12 workers can build
5 houses in 12 days.
How much longer
would it take 30 workers
to build 10 houses?
7 days
10 days
FINISH!

10. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
…or have you found a mistake!?
Any feedback would be appreciated .
Please feel free to