Interactive practice questions
Neville is deciding between four cars to buy. He wants to buy the most fuel efficient one.
Complete the table.
| Car | Litres used | Distance travelled (km) | L/km |
|---|---|---|---|
| Magnum | $13.405$13.405 | $38.3$38.3 | $\editable{}$ |
| Falcador | $20.71$20.71 | $54.5$54.5 | $\editable{}$ |
| Canyonero | $6.336$6.336 | $19.2$19.2 | $\editable{}$ |
| Civil | $2.754$2.754 | $8.1$8.1 | $\editable{}$ |
Which car is the most fuel efficient?
Civil
Magnum
Canyonero
Falcador
Michael is attending to a patient on the way to the emergency department. In the ambulance, he takes a quick measurement of the patient's heart rate, and finds it to be $30$30 beats over $15$15 seconds. An hour later, in the hospital he takes a more detailed measurement and finds the patient's heart rate to be $189$189 beats over $90$90 seconds.
James paid $\$89$$89 for $61$61 L of petrol in North Haverbrook. Valentina paid $\$76$$76 for $45$45 L of petrol in Dunkilderry.
At a grower’s market, durians are sold at Emporio for $56$56 cents per kilogram. At Greenery, each $4.5$4.5 kg durian is sold for $\$3.50$$3.50.