CAT (DILR) PYQs

The sequence of categories Art, Binders, Paper and Phones in decreasing order of average processing time of their orders in this period is:

Which of the following statements is/are NECESSARILY true?

i. Chintan wrote exactly three two-author papers.

ii. Chintan wrote more single-author papers than Devon.

What was the temperature outside, in degree Celsius, at 1 am?