The standard tip in a restaurant is $ 15 \%$ of the bill before tax. Many people in California find the tip by doubling the sales tax, which is $8.25 \%$. By how many cents does this exceed the standard tip on a bill of $ \$60 $ before tax?

The correlation coefficient between the number of students and marks obtained in end semester exam. (13 marks) give the statistical meaning of the relationship between the number of students and marks b. obtained in end semester exam. (3 marks) draw the number of students and marks obtained in end semester exam scatter diagram c. (4 marks) check list write your name and id corectly write the question number properly use your own calculator. show all the steps to solve the problems. use the correct formula. answer in provided time. don't use your mobile for any purpose. write your answer up to two decimal places