Section: Math 0 Likes
On average, one square inch of human skin contains 650 sweat glands (May 2023 U.S.)
On average, one square inch of human skin contains 650 sweat glands. A certain area of skin contains 1,170 sweat glands.
Based on this information, which of the following is closest to the size of this area, in square inches?
A) 0.44
B) 0.56
C) 0.80
D) 1.80
Solution
Correct answer: D) 1.80.
Given information:
On average, one square inch of human skin contains 650 sweat glands.
A certain area of skin contains 1,170 sweat glands.
To find the size of this area in square inches, we can use the following formula:
Size of the area (in square inches) = Number of sweat glands in the area / Average number of sweat glands per square inch
Plugging in the values:
Size of the area = 1,170 / 650
Size of the area = 1.80 square inches
Exam Edition: May 2023 U.S.
Exam Year: 2023
Related topics: Ratio and Proportion, Unit Conversion