A bicycle has a listed price of $723.98 before tax . If the sales tax rate is 8.5% , find the total cost of the bicycle with sales tax included round the answer to the nearest cent

Can any one me with the answers to these questions asap?

With alll of except for the 2 that i did already

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f