Answer:3/10 or 0.3
Step-by-step explanation:
Trapezoid would be your answer your welcome! :)
in 1980 it was about 20%
in 1990 it was about 30%
about a 10% increase
in 2000 it was just under 40% so almost a 10% increase
so for estimating you can say it is increasing by about 10% every 10 years
so in 2010 you can estimate about 50% are unmarried
B 144-b=24 according to Photomath