Using the approximation 2.54 centimeters = 1 inch, how many centimeters are in 4 feet 7 inches?
- A21.65
- B119.38
- C121.92
- D139.70
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Correct answer: D
Convert 4 ft 7 in. to inches. Since 12 in. = 1 ft :
4(12) + 7 = 55 inches
Multiply that by the conversion
2.54 cm = 1 in.
55 × 2.54 = 139.70 cm