The correct answer is Choice A.
Divide the amount of oil, 204 grams, by the rate at which the lamp is burning, 23 grams per hour, to find how long it can last.
Choice B is incorrect and may be the result of subtracting 23 from 207.
Choice C is incorrect and may be the result of adding 23 to 207.
Choice D is incorrect and may be the result of multiplying 23 and 207.
✨ Expert's Tip ✨
It is important to have consistent base units when working with multiple measurements with different units.