Question

grade
introduction: the aneroid gauge is a common gauge on many sphygmomanometers. hg pressure. complete this sheet to practice reading the gauge.
instructions: in the spaces provided, place the reading to which the arrow is pointing.

1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
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26.
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Explanation:

Step1: Identify scale increment

Each major mark (10 units) has 4 small ticks, so each small tick = $\frac{10}{4}=2$ units.

Step2: Calculate each numbered pointer

For each number, add ticks × 2 to base value.

Answer:

1. 20
2. 34
3. 42
4. 52
5. 62
6. 70
7. 78
8. 86
9. 94
10. 102
11. 110
12. 124
13. 132
14. 142
15. 152
16. 160
17. 174
18. 182
19. 192
20. 206
21. 214
22. 226
23. 234
24. 246
25. 260
26. 274