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20 is 50% of what number?
AIDS
Acquired Immunodeficiency Syndrome, a chronic, potentially life-threatening condition caused by the human immunodeficiency virus (HIV) that damages the immune system.
Unprotected Sex
Engaging in sexual activities without the use of contraceptives or barrier methods, increasing the risk of sexually transmitted infections (STIs) and unwanted pregnancies.
HIV
Human Immunodeficiency Virus, a virus that attacks the immune system and can lead to AIDS if not treated.
Market Economy
An economic system in which production and prices are determined by unrestricted competition between privately owned businesses.
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