Answer and Explanation:
The computation is shown below:
1. Amount of dividends of Coca-Cola is 
=  net income - Increase in retained earnings 
= $6.9 billion - $3.2 billion
= $3.7 billion
2. Amount of net income of PepsiCo is 
= Increase in retained earnings + dividend paid 
= $3.4 billion + $2.6 billion
= $6 billion
3. The amount of dividends of Alphabet is 
=  net income - Increase in retained earnings 
= $1.6 billion - $1.6 billion
= $0 billion
4. Amount of ending retained earnings of Sirius XM Satellite is 
= Beginning retained earnings - net loss - dividend 
= -$1.6 billion - $1 billion - $0
= -$2.6 billion
5. The amount of beginning retained earnings of Abercro is 
= Ending retained earnings - net income + dividend 
= $1.56 billlion - $0.43 billion + $0.06 billion
= $1.19 billion