Dr hanson sees one patient every 45 minuets if he works for 7 hours per day how many patients does he see in one day

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!

How much is $1200 worth at the end of1 year,if the interest rate is 5.5% is compounded quarterly.

What is the slope of the line that has an equation of y equals x -3