Steemit Billionaire Quiz contest Day #16

Hi Steemit friend,

Be the 1st person to answer the both questions, and you win the certain percentage of money from this post.
Hints are given, and you have to tell the name of the Billionaires.

First know the Rules

You can use any means you have at your disposal.
The first one to get both the answers right will win 60% of the earnings that I earn(author's reward) from this post.
Other 2 random people who get the answers right, will get 10% each, and names would be selected via a lucky draw.
You must resteem and upvote this post (this helps in increasing the prize money, good for all of us.)

Are you ready?

Question 1. Name the person.

Hint 1. Now one of the top billionaires of the country, he got his Swiss citizenship in the year 2011.

Hint 2. He got start in 1983, working as a marketer in the coal and coke department of Marc Rich & Co. in his native South Africa.

Question 2. Name the persons.

Hint 1. South African businessman of German Jewish descent.
Hint 2. Formerly he was the Chairman of De Beers diamond mining company and of its subsidiary, the Diamond Trading Company, and former Deputy Chairman of the Anglo American Corporation.

Results will be published after 7 days of the curation period.

This gives you opportunity to participate in another 6 contests of previous days of the week at the same time.

Thanks!