Add spaces: Thegoalistoachieveawinningcombinationofobjectsalonganyof15paylines.

Answer: The goal is to achieve a winning combination of objects along any of 15 paylines.

Add spaces: In1964hemovedtotheInstitutdesHautesEtudesScientifiqueatBures-sur-Yvette.Howeverthispromptedachangeindirectionasheexplainsin:

Answer: In 1964 he moved to the Institut des Hautes Etudes Scientifique at Bures-sur-Yvette. However this prompted a change in direction as he explains in :

Add spaces: Thenaturalratioofmalebirthstofemalebirthsisabout1.05,whichmeansthatabout51.22percentofbabiesbornaremales.

Answer:
The natural ratio of male births to female births is about 1.05, which means that about 51.22 percent of babies born are males.