An empty container has a mass of 62.000 grams. You fill it with 24.6 mL of a liquid. The final mass of the container is 81.34 grams. What is the density of the liquid to the correct number of significant figures?
(density of the liquid = mass of the liquid divided by the volume of liquid)
The area of a rectangle can be found by multiplying its length by its width. What is the area of a rectangle that is 5.6 cm in length and 9.24 cm wide?
Report your answer with the correct number of significant figures.
Which of the following describes the data below?
Data: 7.5, 7, 7, 8 (The actual value turns out to be 16.)