students rated schools in greece overall: 4.1 / 5.0 ( 69 reviews)

How would the previous sentence be correctly capitalized?
Answer: Students rated schools in Greece overall: 4.1 / 5.0 ( 69 reviews)
the tool can be modified at any time to suit changing needs: in this product group, the user can change the type and length of handles, or switch from straight to curved cutting heads.

How would the previous sentence be correctly capitalized?
Answer: The tool can be modified at any time to suit changing needs: in this product group, the user can change the type and length of handles, or switch from straight to curved cutting heads.
the exposed files contained thousands of emails, logins, and passwords for abc commercial users to access content; requests for licensed content from media producers worldwide; secret access key and login details for other repositories, with advanced video content; and 1,800 daily mysql backups "from 2015 to present".

How would the previous sentence be correctly capitalized?
Answer: The exposed files contained thousands of emails, logins, and passwords for ABC Commercial users to access content; requests for licensed content from media producers worldwide; secret access key and login details for other repositories, with advanced video content; and 1,800 daily MySQL backups "from 2015 to present".
they soon returned to paris and cauchy's father was active in the education of young augustin-louis. laplace and lagrange were visitors at the cauchy family home and lagrange in particular seems to have taken an interest in young cauchy's mathematical education.

How would the previous sentence be correctly capitalized?
Answer: They soon returned to Paris and Cauchy's father was active in the education of young Augustin-Louis. Laplace and Lagrange were visitors at the Cauchy family home and Lagrange in particular seems to have taken an interest in young Cauchy's mathematical education.