Women. The World Health Organization publishes an annual report titled Women and Health, which studies the health of women from different geographic regions and age groups. During one year, 48.0% of all women from South-East Asia and Western Pacific regions were aged 60+. The total population of women was reported to be 3308 million. If the overall percentage of women applies to the world, what is the probability that the number of women who were 60+

a. exceeded 2500 million?

b. was between 1500 million and 2000 million, inclusive?