30126

Question

{{name}} has exactly {{change}} in change which is made up of {{cent1}} cent, {{cent2}} cent and {{cent3}} cent coins only.

If she has exactly {{coins}} coins, how many {{cent4}} cent coins could she have?

Worked Solution

Total of {{change}} in {{coins}} coins:

{{set}}

∴\therefore {{{correctAnswer}}} ×\times {{cent4}} cent coins

Variant 0

DifficultyLevel

569

Question

Kate has exactly $2.60 in change which is made up of 50 cent, 20 cent and 10 cent coins only.

If she has exactly 8 coins, how many 10 cent coins could she have?

Worked Solution

Total of $2.60 in 8 coins:

  • 4 ×\times 50cc
  • 2 ×\times 20cc
  • 2 ×\times 10cc

∴\therefore 2 ×\times 10 cent coins

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Kate
change
\$2.60
cent1
50
cent2
20
cent3
10
coins
8
cent4
10
set
* 4 $\times$ 50$c$ * 2 $\times$ 20$c$ * 2 $\times$ 10$c$
correctAnswer
2

Answers

Is Correct?Answer
x

1

✓

2

x

3

x

4

Variant 1

DifficultyLevel

569

Question

Mary has exactly $1.65 in change which is made up of 50 cent, 20 cent and 5 cent coins only.

If she has exactly 9 coins, how many 5 cent coins could she have?

Worked Solution

Total of $1.65 in 9 coins:

  • 1 ×\times 50cc
  • 5 ×\times 20cc
  • 3 ×\times 5cc

∴\therefore 3 ×\times 5 cent coins

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Mary
change
\$1.65
cent1
50
cent2
20
cent3
5
coins
9
cent4
5
set
* 1 $\times$ 50$c$ * 5 $\times$ 20$c$ * 3 $\times$ 5$c$
correctAnswer
3

Answers

Is Correct?Answer
x

1

✓

3

x

4

x

6

Variant 2

DifficultyLevel

569

Question

Kirsty has exactly $1.15 in change which is made up of 50 cent, 20 cent and 5 cent coins only.

If she has exactly 8 coins, how many 5 cent coins could she have?

Worked Solution

Total of $1.15 in 8 coins:

  • 1 ×\times 50cc
  • 2 ×\times 20cc
  • 5 ×\times 5cc

∴\therefore 5 ×\times 5 cent coins

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Kirsty
change
\$1.15
cent1
50
cent2
20
cent3
5
coins
8
cent4
5
set
* 1 $\times$ 50$c$ * 2 $\times$ 20$c$ * 5 $\times$ 5$c$
correctAnswer
5

Answers

Is Correct?Answer
x

1

x

3

✓

5

x

7

Variant 3

DifficultyLevel

569

Question

Sibyl has exactly $2.30 in change which is made up of 50 cent, 20 cent and 10 cent coins only.

If she has exactly 8 coins, how many 20 cent coins could she have?

Worked Solution

Total of $2.30 in 8 coins:

  • 3 ×\times 50cc
  • 3 ×\times 20cc
  • 2 ×\times 10cc

∴\therefore 3 ×\times 20 cent coins

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Sibyl
change
\$2.30
cent1
50
cent2
20
cent3
10
coins
8
cent4
20
set
* 3 $\times$ 50$c$ * 3 $\times$ 20$c$ * 2 $\times$ 10$c$
correctAnswer
3

Answers

Is Correct?Answer
x

1

x

2

✓

3

x

4

Variant 4

DifficultyLevel

569

Question

Melanie has exactly $1.50 in change which is made up of 50 cent, 20 cent and 10 cent coins only.

If she has exactly 9 coins, how many 10 cent coins could she have?

Worked Solution

Total of $1.50 in 9 coins:

  • 1 ×\times 50 cc
  • 2 ×\times 20 cc
  • 6 ×\times 10 cc

∴\therefore 6 ×\times 10 cent coins

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Melanie
change
\$1.50
cent1
50
cent2
20
cent3
10
coins
9
cent4
10
set
* 1 $\times$ 50 $c$ * 2 $\times$ 20 $c$ * 6 $\times$ 10 $c$
correctAnswer
6

Answers

Is Correct?Answer
x

2

x

4

x

5

✓

6