Algebra, NAPX-L4-CA02 SA v2

Question

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{{q2}}

Worked Solution

{{sen1}}

{{sen2}}
{{{unit}}} = {{val1}} + {{val2}}
= {{{correctAnswer0}}} {{{suffix0}}}

Variant 0

DifficultyLevel

448

Question

The table shows the distances Marvin runs on four consecutive days.

Day Tuesday Wednesday Thursday Friday
Distance (km) 7.3 7.6 7.9 8.2

Every day, Marvin increases the distance he runs by the same amount.

What distance will Marvin run on Saturday?

Worked Solution

Each day, Marvin runs an extra 0.3 km.

On Saturday,
Distance = 8.2 + 0.3
= 8.5 km

Question Type

Answer Box

Variables

Variable nameVariable value
q1
The table shows the distances Marvin runs on four consecutive days.
image
>| **Day**| Tuesday| Wednesday|Thursday|Friday| |:-:|:-:|:-:|:-:|:-:| | **Distance (km)**| 7.3|7.6|7.9|8.2|
q2
Every day, Marvin increases the distance he runs by the same amount. What distance will Marvin run on Saturday?
sen1
Each day, Marvin runs an extra 0.3 km.
sen2
On Saturday,
val1
8.2
val2
0.3
unit
Distance
correctAnswer0
8.5
prefix0
suffix0
km

Answers

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

correctAnswerNcorrectAnswerValueAnswer
correctAnswer08.5

km

Variant 1

DifficultyLevel

445

Question

The table shows the distances Paulo swims on four different days.

Day Tuesday Wednesday Thursday Friday
Distance (km) 2.3 2.5 2.7 2.9

Every day, Paulo increases the distance he swims by the same amount.

What distance will Paulo swim on Tuesday?

Worked Solution

Each day, Paulo swims an extra 0.2 km.

On Tuesday,
Distance = 2.9 + 0.2
= 3.1 km

Question Type

Answer Box

Variables

Variable nameVariable value
q1
The table shows the distances Paulo swims on four different days.
image
>| **Day**| Tuesday| Wednesday|Thursday|Friday| |:-:|:-:|:-:|:-:|:-:| | **Distance (km)**| 2.3|2.5|2.7|2.9|
q2
Every day, Paulo increases the distance he swims by the same amount. What distance will Paulo swim on Tuesday?
sen1
Each day, Paulo swims an extra 0.2 km.
sen2
On Tuesday,
val1
2.9
val2
0.2
unit
Distance
correctAnswer0
3.1
prefix0
suffix0
km

Answers

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

correctAnswerNcorrectAnswerValueAnswer
correctAnswer03.1

km

Variant 2

DifficultyLevel

454

Question

The table shows the total area of a growing mould in an experiment.

Day Thursday Friday Saturday Sunday
Area (cm2^2) 0.7 1.3 1.9 2.5

Every day, the mould grows by the same amount.

What area will the mould cover on Tuesday?

Worked Solution

Each day, the mould grows an extra 0.6 cm2^2.

On Tuesday,
Total Area = 2.5 + 0.6×20.6 \times 2
= 3.7 cm2^2

Question Type

Answer Box

Variables

Variable nameVariable value
q1
The table shows the total area of a growing mould in an experiment.
image
>| **Day**| Thursday| Friday|Saturday|Sunday| |:-:|:-:|:-:|:-:|:-:| | **Area (cm$^2$)**| 0.7|1.3|1.9|2.5|
q2
Every day, the mould grows by the same amount. What area will the mould cover on Tuesday?
sen1
Each day, the mould grows an extra 0.6 cm$^2$.
sen2
On Tuesday,
val1
2.5
val2
$0.6 \times 2$
unit
Total Area
correctAnswer0
3.7
prefix0
suffix0
cm$^2$

Answers

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

correctAnswerNcorrectAnswerValueAnswer
correctAnswer03.7

cm2^2

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