Q: Remove the spaces from the following sentence: Number of strokes per flash 3-5 (About 15 to 20 percent of lightning flashes are composed of a single stroke).
A: [Numberofstrokesperflash3-5(About15to20percentoflightningflashesarecomposedofasinglestroke).]

Q: Remove the spaces from the following sentence: Ask researchers questions about the results
A: [Askresearchersquestionsabouttheresults]

Q: Remove the spaces from the following sentence: It is essential to create the right balance between flight time and rest time for pilots in order to ensure flight safety.
A: [Itisessentialtocreatetherightbalancebetweenflighttimeandresttimeforpilotsinordertoensureflightsafety.]

Q: Remove the spaces from the following sentence: In seconds, you will learn exactly what type of HCW file you have, the software program associated with your file, the publisher who created it, its security safety status, and a variety of other useful information.
A:
[Inseconds,youwilllearnexactlywhattypeofHCWfileyouhave,thesoftwareprogramassociatedwithyourfile,thepublisherwhocreatedit,itssecuritysafetystatus,andavarietyofotherusefulinformation.]