Petrol costs 158.5 cents per litre.
How much does 12 litres of petrol cost?
| $ |
Number, NAP-J3-CA22 SA
Damon buys 25 kilograms of salt for his pool for $33.75.
The salt can be purchased in 1 kilogram bags.
How much does 9 kilograms of salt cost?
| $ |
Number, NAP-C3-CA32 SA
John's old tractor used 8.3 litres of fuel per 100km.
His new tractor uses 5.9 litres of fuel per 100 km.
John pays $1.35 per litre and drives 20,000 km each year.
How much money will John save on fuel each year with his new tractor?
| $ |