Number, NAPX7-TLA-2 v1

Question

{{{question}}}

Worked Solution

{{{workedSolution}}}

Variant 0

DifficultyLevel

446

Question

Sergio bought 8 golf balls for $28.00 .

The average cost of one ball is

Worked Solution
Price of 1 ball = 28.008\dfrac{28.00}{8}
= 4×74×2\dfrac{4 \times 7}{4 \times 2}
= 72\dfrac{7}{2}
= $3.50

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Sergio bought 8 golf balls for $28.00 . The average cost of one ball is
workedSolution
| | | | ------------- | ---------- | | Price of 1 ball | \= $\dfrac{28.00}{8}$ | | | \= $\dfrac{4 \times 7}{4 \times 2}$ | | | \= $\dfrac{7}{2}$ | | | \= {{{correctAnswer}}} |
correctAnswer
$3.50

Answers

Is Correct?Answer
x

$0.29

x

$3.25

✓

$3.50

x

$11.00

Variant 1

DifficultyLevel

447

Question

Hamid bought 4 pies for $18.00.

The average cost of one pie is

Worked Solution
Price of 1 pie = 18.004\dfrac{18.00}{4}
= 2×92×2\dfrac{2 \times 9}{2 \times 2}
= 92\dfrac{9}{2}
= $4.50

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Hamid bought 4 pies for $18.00. The average cost of one pie is
workedSolution
| | | | ------------------:| -------------------------------- | | Price of 1 pie | \= $\dfrac{18.00}{4}$ | | | \= $\dfrac{2 \times 9}{2 \times 2}$ | | | \= $\dfrac{9}{2}$ | | | \= {{{correctAnswer}}} |
correctAnswer
\$4.50

Answers

Is Correct?Answer
x

$3.50

✓

$4.50

x

$5.50

x

$6.50

Variant 2

DifficultyLevel

448

Question

Nadia bought 6 bottles of juice for $9.00.

The average cost of one bottle is

Worked Solution
Price of 1 bottle = 9.006\dfrac{9.00}{6}
= 3×33×2\dfrac{3 \times 3}{3 \times 2}
= 32\dfrac{3}{2}
= $1.50

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Nadia bought 6 bottles of juice for $9.00. The average cost of one bottle is
workedSolution
| | | | ---------------------:| ----------------------------------- | | Price of 1 bottle | \= $\dfrac{9.00}{6}$ | | | \= $\dfrac{3 \times 3}{3 \times 2}$ | | | \= $\dfrac{3}{2}$ | | | \= {{{correctAnswer}}} |
correctAnswer
\$1.50

Answers

Is Correct?Answer
x

$0.75

x

$1.00

x

$1.25

✓

$1.50

Variant 3

DifficultyLevel

449

Question

Petra bought 6 notebooks for $21.00.

The average cost of one notebook is

Worked Solution
Price of 1 notebook = 21.006\dfrac{21.00}{6}
= 3×73×2\dfrac{3 \times 7}{3 \times 2}
= 72\dfrac{7}{2}
= $3.50

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Petra bought 6 notebooks for $21.00. The average cost of one notebook is
workedSolution
| | | | ------------------------:| ----------------------------------- | | Price of 1 notebook | \= $\dfrac{21.00}{6}$ | | | \= $\dfrac{3 \times 7}{3 \times 2}$ | | | \= $\dfrac{7}{2}$ | | | \= {{{correctAnswer}}} |
correctAnswer
\$3.50

Answers

Is Correct?Answer
✓

$3.50

x

$4.00

x

$4.50

x

$5.00

Variant 4

DifficultyLevel

450

Question

Kobi bought 8 juice boxes for $6.00.

The average cost of one juice box is

Worked Solution
Price of 1 juice box = 6.008\dfrac{6.00}{8}
= 2×32×4\dfrac{2 \times 3}{2 \times 4}
= 34\dfrac{3}{4}
= $0.75

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Kobi bought 8 juice boxes for $6.00. The average cost of one juice box is
workedSolution
| | | | ------------------------:| ----------------------------------- | | Price of 1 juice box | \= $\dfrac{6.00}{8}$ | | | \= $\dfrac{2 \times 3}{2 \times 4}$ | | | \= $\dfrac{3}{4}$ | | | \= {{{correctAnswer}}} |
correctAnswer
\$0.75

Answers

Is Correct?Answer
x

$0.55

x

$0.65

✓

$0.75

x

$0.85

Variant 5

DifficultyLevel

451

Question

Yuki bought 8 pencils for $10.00.

The average cost of one pencil is

Worked Solution
Price of 1 pencil = 10.008\dfrac{10.00}{8}
= 2×52×4\dfrac{2 \times 5}{2 \times 4}
= 54\dfrac{5}{4}
= $1.25

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Yuki bought 8 pencils for $10.00. The average cost of one pencil is
workedSolution
| | | | ------------------------:| ----------------------------------- | | Price of 1 pencil | \= $\dfrac{10.00}{8}$ | | | \= $\dfrac{2 \times 5}{2 \times 4}$ | | | \= $\dfrac{5}{4}$ | | | \= {{{correctAnswer}}} |
correctAnswer
\$1.25

Answers

Is Correct?Answer
x

$1.00

✓

$1.25

x

$1.50

x

$1.75

Tags

  • nap_nc
  • staging_suejones