   Chapter 1, Problem 80AP

Chapter
Section
Textbook Problem

An average person sneezes about three times per day. Estimate the worldwide number of sneezes happening in a time interval approximately equal to one sneeze.

To determine
The number of sneezes happening in a time interval approximately equal to one sneeze.

Explanation

Given Info: Considering a sneeze lasts for 3s . One day is equal to 8.64×104s . Around Earth, 7.3billion sneezes three times per day.

Explanation:

The sneezing interval is,

(8.64×104s)3=2.88×104s

The number of sneezes per day for 7.3billion people is,

(7.3billion)(3)=21.9sneeze/ day

Calculating, the number of sneezes happening in a time interval approximately equal to one sneeze is,

(21

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