Question

A factory produces 228 energy bulbs in a week. How many does it produce in a year.Give the estimate of your answer and then find the actual answers.

Answer 1

no. of bulbs in a week= 228
no. of weeks in a year= 52
total no.of bulbs produced= 228*52
                                     = 11856

Answer 2

 1 year =52 weeks 
hence in year 228x52 bulbs= 11856