I was only given the following info
Contributed capital: 5
Dividends: 10
Net income: 25
Retained earnings beginning of year: 30
Retained earings end of year:45
Total assets: ?
Total expenses: 75
Total liabilities: 30
Total revenues: 100

I have to figure out what the total assets is

As has been stated probably hundreds of times on this Board; Assets - Liabilities = Equity, so you have been given certain componets of this equation, what remains is assets. a little research of past questions and answers will satisfy any query you have