It was observed that there was a pattern to the increase and decrease in the number of sun spots forming a cycle with a period of
What are the dark spots on the Sun that appear in 11-year cycles called?
The production of a mixi company in 1996 was 8000 mixies. Due to increase in demand it increases its production by 15% in the next two years and after two years its demand decreases by 5%. What will be its production after 3 years?