50117

Question

{{{question}}}

Worked Solution

{{{workedSolution}}}

Variant 0

DifficultyLevel

602

Question

Lea collects comic books.

She sells some of them.

The selling prices are listed below.

$5, $7, $7, $7, $9, $12, $12, $14, $35


What is their mean (average) selling price?

Worked Solution

Total sales

= 5 + 7 + 7 + 7 + 9 + 12 + 12 + 14 + 35

= $108
∴Average selling price\therefore \text{Average selling price} = 1089\dfrac{108}{9}
= $12

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Lea collects comic books. She sells some of them. The selling prices are listed below. > > \$5, \$7, \$7, \$7, \$9, \$12, \$12, \$14, \$35
What is their mean (average) selling price?
workedSolution
sm_nogap Total sales >>= 5 + 7 + 7 + 7 + 9 + 12 + 12 + 14 + 35 >>= \$108
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average selling price}$ | = $\dfrac{108}{9}$ | | | = {{correctAnswer}} |
correctAnswer
\$12

Answers

Is Correct?Answer
x

$9

x

$10

x

$11

✓

$12

Variant 1

DifficultyLevel

604

Question

Janet sells grazing boxes.

She has several orders for the weekend.

The selling prices of the grazing boxes ordered are listed below.

$50, $70, $35, $50, $50, $35, $40, $70, $50


What is the mean (average) selling price of the grazing boxes?

Worked Solution

Total sales

= 50 + 70 + 35 + 50 + 50 + 35 + 40 + 70 + 50

= $450
∴Average selling price\therefore \text{Average selling price} = 4509\dfrac{450}{9}
= $50

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Janet sells grazing boxes. She has several orders for the weekend. The selling prices of the grazing boxes ordered are listed below. > > \$50, \$70, \$35, \$50, \$50, \$35, \$40, \$70, \$50
What is the mean (average) selling price of the grazing boxes?
workedSolution
sm_nogap Total sales >>= 50 + 70 + 35 + 50 + 50 + 35 + 40 + 70 + 50 >>= \$450
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average selling price}$ | = $\dfrac{450}{9}$ | | | = {{correctAnswer}} |
correctAnswer
$50

Answers

Is Correct?Answer
✓

$50

x

$55

x

$60

x

$65

Variant 2

DifficultyLevel

604

Question

Jeremiah sells tropical fish.

He sells some every day last week.

The selling prices are listed below.

$15, $20, $16, $20, $20, $34, $50


What is their mean (average) selling price?

Worked Solution

Total sales

= 15 + 20 + 16 + 20 + 20 + 34 + 50

= $175
∴Average selling price\therefore \text{Average selling price} = 1757\dfrac{175}{7}
= $25

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Jeremiah sells tropical fish. He sells some every day last week. The selling prices are listed below. > > \$15, \$20, \$16, \$20, \$20, \$34, \$50
What is their mean (average) selling price?
workedSolution
sm_nogap Total sales >>= 15 + 20 + 16 + 20 + 20 + 34 + 50 >>= \$175
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average selling price}$ | = $\dfrac{175}{7}$ | | | = {{correctAnswer}} |
correctAnswer
$25

Answers

Is Correct?Answer
x

$20

✓

$25

x

$30

x

$35

Variant 3

DifficultyLevel

602

Question

Bliss collects antique dolls.

She sells some of them.

The selling prices are listed below.

$150, $120, $135, $190, $120


What is their mean (average) selling price?

Worked Solution

Total sales

= 150 + 120 + 135 + 190 + 120

= $715
∴Average selling price\therefore \text{Average selling price} = 7155\dfrac{715}{5}
= $143

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Bliss collects antique dolls. She sells some of them. The selling prices are listed below. > > \$150, \$120, \$135, \$190, \$120
What is their mean (average) selling price?
workedSolution
sm_nogap Total sales >>= 150 + 120 + 135 + 190 + 120 >>= \$715
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average selling price}$ | = $\dfrac{715}{5}$ | | | = {{correctAnswer}} |
correctAnswer
$143

Answers

Is Correct?Answer
x

$70

x

$135

✓

$143

x

$150

Variant 4

DifficultyLevel

600

Question

Dave collects Marvel characters.

He sells some of them.

The selling prices are listed below.

$320, $180, $75, $55, $280, $104


What is their mean (average) selling price?

Worked Solution

Total sales

= 320 + 180 + 75 + 55 + 280 + 104

= $108
∴Average selling price\therefore \text{Average selling price} = 10146\dfrac{1014}{6}
= $169

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Dave collects Marvel characters. He sells some of them. The selling prices are listed below. > > \$320, \$180, \$75, \$55, \$280, \$104
What is their mean (average) selling price?
workedSolution
sm_nogap Total sales >>= 320 + 180 + 75 + 55 + 280 + 104 >>= \$108
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average selling price}$ | = $\dfrac{1014}{6}$ | | | = {{correctAnswer}} |
correctAnswer
$169

Answers

Is Correct?Answer
x

$65

x

$144

✓

$169

x

$265

Variant 5

DifficultyLevel

598

Question

Brodie is a personal trainer.

Last week she had several personal training sessions.

The session prices are listed below.

$55, $115, $140, $85, $85, $85, $140, $140, $55


What is the mean (average) price of the training sessions?

Worked Solution

Total sales

= 55 + 115 + 140 + 85 + 85 + 85 + 140 + 140 + 55

= $900
∴Average price per session\therefore \text{Average price per session} = 9009\dfrac{900}{9}
= $100

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Brodie is a personal trainer. Last week she had several personal training sessions. The session prices are listed below. > > \$55, \$115, \$140, \$85, \$85, \$85, \$140, \$140, \$55
What is the mean (average) price of the training sessions?
workedSolution
sm_nogap Total sales >>= 55 + 115 + 140 + 85 + 85 + 85 + 140 + 140 + 55 >>= \$900
| | | | --------------------- | -------------------------------------------- | | $\therefore \text{Average price per session}$ | = $\dfrac{900}{9}$ | | | = {{correctAnswer}} |
correctAnswer
$100

Answers

Is Correct?Answer
✓

$100

x

$95

x

$85

x

$55

Tags