an average boy grows from 20 in to 5 ft and 9 in 18 yrs. What is his average growth rate in inches per year?
show your solution po
Share
an average boy grows from 20 in to 5 ft and 9 in 18 yrs. What is his average growth rate in inches per year?
show your solution po
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Starting height: 20 inches Final height: 5 feet 9 inches = 69 inches
Total growth = Final height - Starting height = 69 inches - 20 inches = 49 inches
Average growth rate = Total growth / Number of years = 49 inches / 18 years ≈ 2.72 inches per year