Four students measure the mass of a metal block. Their measurements are recorded in the table below, except for student 3's measurement which is missing.
| Student | Mass (g) |
|---|---|
| 1 | 45.2 |
| 2 | 45.6 |
| 3 | |
| 4 | 45.3 |
| Mean | 45.1 |
What is the mass measured by student 3?
44.1 g44.1\text{ g}44.1 g
44.3 g44.3\text{ g}44.3 g
45.1 g45.1\text{ g}45.1 g
45.4 g45.4\text{ g}45.4 g
47 exam-style questions on OCR GCSE Physics Practical skills. Each one has a worked solution and a mark scheme showing where the marks go.