Number, NAP_70012

Question

A pump delivers 5 L of water every 30 mins. What is the cost to deliver 60 L of water if the cost of the electricity to run the pump is $0.80 per hour?

Worked Solution
Litres per hour = 5 ×\times 2
= 10 L/hour
Cost of pump = 6010 ×\dfrac{60}{10}\ \times 0.80
= {{{correctAnswer}}}

Variant 0

DifficultyLevel

570

Question

A pump delivers 5 L of water every 30 mins. What is the cost to deliver 60 L of water if the cost of the electricity to run the pump is $0.80 per hour?

Worked Solution
Litres per hour = 5 ×\times 2
= 10 L/hour
Cost of pump = 6010 ×\dfrac{60}{10}\ \times 0.80
= $4.80

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
correctAnswer
$4.80

Answers

Is Correct?Answer
✓

$4.80

x

$5.60

x

$6.40

x

$8.20

Tags

  • staging_suejones