An objects height varies directly with the length of its shadow. a person who is 5 feet tall casts an 8-foot shadow, how long is the shadow of a 20-foot tree

According to the national center for health statistics, in 1990, 28 % of babies in the united states were born to parents who were not married. throughout the 1990s, this increased by approximately 0.6 % per year. if this trend continues, in which year will 52 % of babies be born out of wedlock? in__52 % of babies will be born out of wedlock