Problema Solution
Each year we purchase 70 billion candy bars. If there are 252 million people in the country, how many candy bars are purchased per person in one year?
Use scientific noation to represent the quantitly and population,then compute the answer. use 10^9 for one billion and 10^6 for one million. Express your final anser in decimal notation.
How many candy bars are purchased per person in one year?
Answer provided by our tutors
divide
70 billion / 252 million
70 * 109 / 252 * 106
divide the numbers, subtract the exponents
= .2778 * 103
= 277.78
therefore, approximately 278 candy bars are purchased per person per year