Question

what is the reading of this tape measure indicated by the arrow? if you need a larger picture, right click on the image and select \open image in new tab\ (chrome browser - other browsers may have slightly different wording). 7.3mm 73cm 7.3m 73mm none of the above

Explanation:

Step1: Analyze the tape measure scale

The lower scale (in centimeters or millimeters) - let's check the markings. The numbers 4,5,6,7,8... are likely in centimeters? Wait, no, tape measures often have metric (millimeters, centimeters) and imperial (inches) scales. Wait, the upper scale has 2,3,4... which are inches (since 1 inch ≈ 2.54 cm). The lower scale: let's see, between 7 and 8 (on lower scale), how many divisions? If the lower scale is in millimeters, each centimeter (10 mm) is marked, and between each centimeter, there are 10 mm divisions? Wait, no, looking at the arrow: it's at 7.3 cm? Wait, no, wait the lower scale: 4,5,6,7,8... Let's check the units. Wait, the tape measure is labeled 5m/16', so metric side (meters, centimeters, millimeters) and imperial (feet, inches).

Wait, the lower scale: let's count the divisions. From 7 to 8 (on lower scale), if each major mark is 1 cm (10 mm), and between them, 10 mm (so each small division is 1 mm). Wait, the arrow is at 7.3 cm? But 7.3 cm is 73 mm. Wait, but let's check the options. Wait, the options are 7.3mm, 73cm, 7.3m, 73mm, or none. Wait, 73mm is 7.3 cm. Wait, but maybe the lower scale is in millimeters? Wait, no, 4,5,6,7,8... if those are centimeters, then each centimeter is 10 mm, so 7 cm is 70 mm, plus 3 mm is 73 mm. So the reading is 73 mm. Wait, but let's confirm.

Wait, the upper scale: 2,3,4... inches. 2 inches is about 5 cm (since 1 inch ≈ 2.54 cm), so 2 inches ≈ 5.08 cm. Looking at the lower scale, 4,5,6,7,8... So 5 on lower scale is about 2 inches on upper scale? Wait, 2 inches ≈ 5.08 cm, so 5 on lower scale is ~5 cm, which matches 2 inches. So lower scale is in centimeters? Wait, no, 5 cm would be 50 mm. Wait, maybe the lower scale is in millimeters? Wait, 4,5,6,7,8... if those are centimeters, then each is 10 mm, so 4 cm = 40 mm, 5 cm = 50 mm, etc. So the arrow is at 7.3 cm? No, wait, between 7 and 8 (on lower scale), how many small divisions? If each small division is 1 mm, then 7 cm is 70 mm, plus 3 mm is 73 mm. So the reading is 73 mm. So the correct option is 73mm. Wait, but the original selected option was "None of the above", but maybe I made a mistake. Wait, let's re-examine.

Wait, the tape measure: the lower scale, let's see the numbers 4,5,6,7,8,9,10,11,12. If these are in centimeters, then each number is 1 cm (10 mm). So between 7 and 8, there are 10 mm (1 cm) divided into 10 parts, so each part is 1 mm. So the arrow is at 7.3 cm? No, 7.3 cm is 73 mm. Wait, 7 cm is 70 mm, plus 3 mm is 73 mm. So the reading is 73 mm. So the correct option is 73mm.

Step2: Evaluate the options

• 7.3mm: too small, since 7 mm is less than 1 cm, but the arrow is at ~7.3 cm (73 mm).
• 73cm: too big, 73 cm is 0.73 m, which is too long for a tape measure segment shown.
• 7.3m: way too big.
• 73mm: 73 mm = 7.3 cm, which matches the reading (7 cm + 3 mm).
• None of the above: incorrect, since 73mm is correct. Wait, maybe the original selection was wrong, or I misread. Wait, the user's image shows "None of the above" selected, but maybe that's a mistake. Wait, let's check again.

Wait, the lower scale: numbers 4,5,6,7,8... Let's count the distance from 0 (but 0 isn't shown). Wait, the upper scale has 2,3,4... inches. 2 inches is ~5 cm, so 5 on lower scale is ~5 cm (matches 2 inches). So lower scale is in centimeters? Wait, 5 cm is 50 mm, 6 cm is 60 mm, 7 cm is 70 mm, 8 cm is 80 mm. So between 7 and 8 (cm), there are 10 mm (1 cm) divided into 10 parts, so each part is 1 mm. So the arrow is at 7.3 cm? No, 7.3 cm is 73 mm. So the reading is 73 mm. So the correct option is 73mm.

Answer:

73mm (Option: 73mm)