The rate of growth of hair on the human head has been estimated as about 0.44 mm per day. Assuming that this rate is uniform, about what LENGTH of hair (considering just 1 strand) would a normal male adult cut in 20 years?
A. About 30 cm. B. About 3 m.
C. About 30 m.
D. About 300 m.
Answers
Answered by
2
right answer is D
Step-by-step explanation:
because by multiple
Answered by
1
Answer:
B - 3 meters
Step-by-step explanation
per day = 0.44mm
per month = 13.2 mm
per year = 158.4 mm
in 20 years= 3.168m
if he wants the same haircut as he wanted 20 years ago
= let x be his haircut 20 years ago
= x- 3.168
round off 3.168
= 3 m ia therefore the answer
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