Find number abc
If b260c - 6a0a1 = 351b find number abc. Multiple solutions may exist.Correct answers: 16
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
Salk vaccine field trialIn 1955, the Salk vaccine against polio was announced to work, and be “safe, effective and potent,” after a year-long field trial. Dr. Thomas Francis, Jr. made the statement at a press conference in Ann Arbor, Michigan, on the tenth annniversary of the death of Franklin Roosevelt (1945), the U.S. president who was a victim of the disease. Dr. Francis was a former professor of Jonas Salk. |