{{{question}}}
{{{workedSolution}}}
641
Fiona has a rectangular area of grass which is 5 metres long and 4 metres wide.
She plants a fence post in one corner and then puts posts every 1 metre around the rectangular area.
How many posts does she use altogether?
Starting along a 5-metre side and working around the rectangle:
| Posts needed | = 6 + 4 + 5 + 3 |
| = 18 posts |
Answer Box
| Variable name | Variable value |
| question | Fiona has a rectangular area of grass which is 5 metres long and 4 metres wide.
She plants a fence post in one corner
and then puts posts every 1 metre around the rectangular area.
How many posts does she use altogether?
|
| workedSolution | sm_nogap Starting along a 5-metre side and working around the rectangle:
| | |
| ------------- | ---------- |
| Posts needed | \= 6 + 4 + 5 + 3 |
| | \= {{{correctAnswer0}}} {{{suffix0}}} |
|
| correctAnswer0 | 18 |
| prefix0 | |
| suffix0 | posts |
Specify one or more 'ANSWER' block(s) as exampled below.
Note: correctAnswer is required, the rest are optional. ("correctAnswer" is what the student would need to type in to the box to get the answer correct.)
For example:
correctAnswer: 123.40
And optionally, specify the following, but only if you need something different to the defaults: 'width' defaults to 5 if not present, and valid values are 3 to 10; 'prefix' and 'suffix' default to nothing if not present.
prefix: $
suffix: mm$^2$
width: 5
| correctAnswerN | correctAnswerValue | Answer |
| correctAnswer0 | 18 | posts |
643
Adam has a rectangular backyard which is 7 metres long and 5 metres wide.
He puts a fence post in one corner and then puts posts every 1 metre around the entire backyard.
How many posts does he use altogether?
Starting along a 7-metre side and working around the yard:
| Posts needed | = 8 + 5 + 7 + 4 |
| = 24 posts |
Answer Box
| Variable name | Variable value |
| question | Adam has a rectangular backyard which is 7 metres long and 5 metres wide.
He puts a fence post in one corner
and then puts posts every 1 metre around the entire backyard.
How many posts does he use altogether?
|
| workedSolution | sm_nogap Starting along a 7-metre side and working around the yard:
| | |
| ------------- | ---------- |
| Posts needed | \= 8 + 5 + 7 + 4 |
| | \= {{{correctAnswer0}}} {{{suffix0}}} |
|
| correctAnswer0 | 24 |
| prefix0 | |
| suffix0 | posts |
Specify one or more 'ANSWER' block(s) as exampled below.
Note: correctAnswer is required, the rest are optional. ("correctAnswer" is what the student would need to type in to the box to get the answer correct.)
For example:
correctAnswer: 123.40
And optionally, specify the following, but only if you need something different to the defaults: 'width' defaults to 5 if not present, and valid values are 3 to 10; 'prefix' and 'suffix' default to nothing if not present.
prefix: $
suffix: mm$^2$
width: 5
| correctAnswerN | correctAnswerValue | Answer |
| correctAnswer0 | 24 | posts |
642
Lucas has a rectangular vegetable garden which is 9 metres long and 4 metres wide.
He plants a fence post in one corner and then plants posts every 1 metre around the whole vegetable garden.
How many posts does he use altogether?
Starting along a 9-metre side and working around the rectangle:
| Posts needed | = 10 + 4 + 9 + 3 |
| = 26 posts |
Answer Box
| Variable name | Variable value |
| question | Lucas has a rectangular vegetable garden which is 9 metres long and 4 metres wide.
He plants a fence post in one corner
and then plants posts every 1 metre around the whole vegetable garden.
How many posts does he use altogether?
|
| workedSolution | sm_nogap Starting along a 9-metre side and working around the rectangle:
| | |
| ------------- | ---------- |
| Posts needed | \= 10 + 4 + 9 + 3 |
| | \= {{{correctAnswer0}}} {{{suffix0}}} |
|
| correctAnswer0 | 26 |
| prefix0 | |
| suffix0 | posts |
Specify one or more 'ANSWER' block(s) as exampled below.
Note: correctAnswer is required, the rest are optional. ("correctAnswer" is what the student would need to type in to the box to get the answer correct.)
For example:
correctAnswer: 123.40
And optionally, specify the following, but only if you need something different to the defaults: 'width' defaults to 5 if not present, and valid values are 3 to 10; 'prefix' and 'suffix' default to nothing if not present.
prefix: $
suffix: mm$^2$
width: 5
| correctAnswerN | correctAnswerValue | Answer |
| correctAnswer0 | 26 | posts |