Pregnancy Conception Date Calculation: Christy's Case

Question
IChristy had sex on March 28th and ok she had sex April 30th she didnt have a period in May but i had sex on May 30th and May 31st i took a pregnacy test on June 3rd and it said she was pregnant....so when did she conceived and the baby came on January 31st she went into labor on Janaury 26th


Answer
Jena,


It's most likely that she conceived around April 30th-May 4th based on this information, since that's the only date of intercourse that fits with when she received her positive pregnancy test and when the baby was born.


Best,
Catherine