Please capitalize where necessary: notice his coat of arms: a skull and an hourglass.
A: Notice his coat of arms: A skull and an hourglass.
Q: can be used on face and hair.

A: Can be used on face and hair.
Q: phen24 is therefore a great weight loss supplement for anyone who wants to shed weight and get in shape without wasting time.
A: Phen24 is therefore a great weight loss supplement for anyone who wants to shed weight and get in shape without wasting time.
Problem: august 14, 1984 (tuesday) this apparition was unexpected.
Can you repeat this sentence, but capitalize it?
Answer: August 14, 1984 (Tuesday) This apparition was unexpected.
Text: what is this lower limit? well, the term var/n goes to zero as n increase without bound, so the average variance drops out of the picture.

Correct capitalization: What is this lower limit? Well, the term Var/N goes to zero as N increase without bound, so the average variance drops out of the picture.
Please capitalize where necessary: maximum €620 per year (depends on income)
A:
Maximum €620 per year (depends on income)