Number, 234567890

Question

{{{question}}}

Worked Solution

{{{workedSolution}}}

Variant 0

DifficultyLevel

710

Question

Barney was picking fruit from his citrus trees.

Exactly 40% of the fruit he picked were lemons.

What is the smallest number of lemons that he could have picked?

Worked Solution
Fraction of lemons = 40100\dfrac{40}{100}
= 25\dfrac{2}{5}

⇒\Rightarrow Smallest number of citrus picked = 5

∴\therefore Smallest number of lemons picked = 2

Question Type

Answer Box

Variables

Variable nameVariable value
question
Barney was picking fruit from his citrus trees. Exactly 40% of the fruit he picked were lemons. What is the smallest number of lemons that he could have picked?
workedSolution
| | | | ------------------------------ | ------------------------------------- | | Fraction of lemons | \= $\dfrac{40}{100}$ | | | \= $\dfrac{2}{5}$ |

$\Rightarrow$ Smallest number of citrus picked \= 5 $\therefore$ Smallest number of lemons picked \= {{{correctAnswer0}}}
correctAnswer0
2
prefix0
suffix0
lemons

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
correctAnswer02

lemons

Variant 1

DifficultyLevel

708

Question

Po was slicing tomatoes in her restaurant.

Exactly 55% of the tomatoes have been sliced.

What is the smallest number of tomatoes that she could have already sliced?

Worked Solution
Fraction of tomatoes sliced = 55100\dfrac{55}{100}
= 1120\dfrac{11}{20}

⇒\Rightarrow Smallest number of tomatoes to be sliced = 20

∴\therefore Smallest number of tomatoes already sliced = 11

Question Type

Answer Box

Variables

Variable nameVariable value
question
Po was slicing tomatoes in her restaurant. Exactly 55% of the tomatoes have been sliced. What is the smallest number of tomatoes that she could have already sliced?
workedSolution
| | | | ------------------------------ | ------------------------------------- | |Fraction of tomatoes sliced | \= $\dfrac{55}{100}$ | | | \= $\dfrac{11}{20}$ |

$\Rightarrow$ Smallest number of tomatoes to be sliced \= 20 $\therefore$ Smallest number of tomatoes already sliced \= {{{correctAnswer0}}}
correctAnswer0
11
prefix0
suffix0
tomatoes

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
correctAnswer011

tomatoes

Variant 2

DifficultyLevel

706

Question

Jessie was laying floor tiles in his bathroom.

Exactly 46% of the tiles have been laid.

What is the smallest number of tiles that he could have already laid?

Worked Solution
Fraction of tiles = 46100\dfrac{46}{100}
= 2350\dfrac{23}{50}

⇒\Rightarrow Smallest number of tiles to be laid = 50

∴\therefore Smallest number of tiles already laid = 23

Question Type

Answer Box

Variables

Variable nameVariable value
question
Jessie was laying floor tiles in his bathroom. Exactly 46% of the tiles have been laid. What is the smallest number of tiles that he could have already laid?
workedSolution
| | | | ------------------------------ | ------------------------------------- | | Fraction of tiles | \= $\dfrac{46}{100}$ | | | \= $\dfrac{23}{50}$ |

$\Rightarrow$ Smallest number of tiles to be laid \= 50 $\therefore$ Smallest number of tiles already laid \= {{{correctAnswer0}}}
correctAnswer0
23
prefix0
suffix0
tiles

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
correctAnswer023

tiles

Variant 3

DifficultyLevel

704

Question

Joyce was collecting shells on the beach.

Exactly 18% of the shells were pippies.

What is the smallest number of pippies that she could have collected?

Worked Solution
Fraction of shells = 18100\dfrac{18}{100}
= 950\dfrac{9}{50}

⇒\Rightarrow Smallest number of shells collected = 50

∴\therefore Smallest number of pippies collected = 9

Question Type

Answer Box

Variables

Variable nameVariable value
question
Joyce was collecting shells on the beach. Exactly 18% of the shells were pippies. What is the smallest number of pippies that she could have collected?
workedSolution
| | | | ------------------------------ | ------------------------------------- | | Fraction of shells| \= $\dfrac{18}{100}$ | | | \= $\dfrac{9}{50}$ |

$\Rightarrow$ Smallest number of shells collected \= 50 $\therefore$ Smallest number of pippies collected \= {{{correctAnswer0}}}
correctAnswer0
9
prefix0
suffix0
pippies

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
correctAnswer09

pippies

Variant 4

DifficultyLevel

702

Question

Ali was scuba diving on the Barrier Reef.

Exactly 45% of the sharks he sighted were reef sharks.

What is the smallest number of reef sharks that he could have sighted?

Worked Solution
Fraction of sharks = 45100\dfrac{45}{100}
= 920\dfrac{9}{20}

⇒\Rightarrow Smallest number of sharks sighted = 20

∴\therefore Smallest number of reef sharks sighted = 9

Question Type

Answer Box

Variables

Variable nameVariable value
question
Ali was scuba diving on the Barrier Reef. Exactly 45% of the sharks he sighted were reef sharks. What is the smallest number of reef sharks that he could have sighted?
workedSolution
| | | | ------------------------------ | ------------------------------------- | | Fraction of sharks| \= $\dfrac{45}{100}$ | | | \= $\dfrac{9}{20}$ |

$\Rightarrow$ Smallest number of sharks sighted \= 20 $\therefore$ Smallest number of reef sharks sighted \= {{{correctAnswer0}}}
correctAnswer0
9
prefix0
suffix0
reef sharks

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
correctAnswer09

reef sharks

Variant 5

DifficultyLevel

700

Question

Aubrey recorded the whales he sighted in Hervey Bay during the month of June.

Exactly 72% of the whales he sighted were humpbacks.

What is the smallest number of humpbacks that he could have sighted?

Worked Solution
Fraction of whales = 72100\dfrac{72}{100}
= 1825\dfrac{18}{25}

⇒\Rightarrow Smallest number of whales sighted = 25

∴\therefore Smallest number of humpbacks sighted = 18

Question Type

Answer Box

Variables

Variable nameVariable value
question
Aubrey recorded the whales he sighted in Hervey Bay during the month of June. Exactly 72% of the whales he sighted were humpbacks. What is the smallest number of humpbacks that he could have sighted?
workedSolution
| | | | ------------------------------ | ------------------------------------- | | Fraction of whales| \= $\dfrac{72}{100}$ | | | \= $\dfrac{18}{25}$ |

$\Rightarrow$ Smallest number of whales sighted \= 25 $\therefore$ Smallest number of humpbacks sighted \= {{{correctAnswer0}}}
correctAnswer0
18
prefix0
suffix0
humpbacks

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
correctAnswer018

humpbacks

Tags