Rates

Write as a simplified rate:

36km in 4 hours

• 36 km/hr

• 4 km/hr

• 9 km/hr

• 40 km/hr

• 32 km/hr

Write as a simplified rate:

$24 for 8kg

• $24/kg

• $3/kg

• $8/kg

• $32/kg

• $16/kg

Write as a simplified rate:

500kJ per 50g serve

• 25000 kJ/g

• 2500 kJ/g

• 100 kJ/g

• 1 kJ/g

• 10 kJ/g

Write as a simplified rate:

35mm of rainfall in a week

• 5 mm/day

• 7 mm/day

• 35 mm/day

• 245 mm/day

• 30 mm/day

Write as a simplified rate:

$180 paid for 6 hours work

• $180/hr

• $60/hr

• $30/hr

• $120/hr

• $150/hr

Write as an average rate:

120 students placed into 5 classes

• 120 students/class

• 600 students/class

• 20 students/class

• 24 students/class

• 25 students/class

Write as an average rate:

A tree grows 300cm over 5 years

• 300 cm/yr

• 60 cm/yr

• 1500 cm/yr

• 100 cm/yr

• 30 cm/yr

Write as an average rate:

John saves $300 over a year

• $300/month

• $30/month

• $3600/month

• $25/month

• $20/month

Which is correct statement to compare these two.

Alan earns $25 per hour working for 20 hours

Bertha earns $100 per day working for 4 days

• Alan earns $100 more than Bertha

• Berha earns $100 more than Alan

• Alan earns $50 more than Bertha

• Berha earns $50 more than Alan

• They both earn $400

A dribbling tap filled a 12 litre bucket in an hour.

What is the rate in millilitres per minute?

• 12 ml/min

• 120 ml/min

• 20 ml/min

• 200 ml/min

• 2000 ml/min