StumbleUpon was launched in 2001 as the first true social bookmarking service, enabling users to share their bookmarks and "stumble upon" interesting web content

Write multiway if-else statements in which letter grades are assigned based a numeric grade based on this “ten point” scheme: if the numeric grade is not less than 90, the letter grade is an A, if the numeric grade is not less than 80, the letter grade is a B, if the numeric grade is not less than 70, the letter grade is C, if the numeric grade is not less than 60, the letter grade is D, otherwise the letter grade is F.

What will be an ideal response?

What is the process for changing the Document Setup default, for instance, to turn off Facing Pages?

What will be an ideal response?