Add spaces: Analertlightonthedashboardremindsyoutobuckleupifthebeltisnoton.

Answer: An alert light on the dashboard reminds you to buckle up if the belt is not on.

Add spaces: Thethirdchapterlooksataclassificationofcurvesanditisinthischapterthatthenowfamous"Cramer'srule"isgiven.

Answer: The third chapter looks at a classification of curves and it is in this chapter that the now famous "Cramer's rule" is given.

Add spaces: Inthisbook,theRenaissanceisseenasthetimebetweenReformationandAbsolutism,whichinDenmarkisbetween1536-1660.ButthetermRenaissanceshouldnotbetakentooliterally.

Answer:
In this book, the Renaissance is seen as the time between Reformation and Absolutism, which in Denmark is between 1536-1660. But the term Renaissance should not be taken too literally.