Yuto left his house at 10 a. m. to go for a bike ride. by the time yuto’s sister riko left their house, yuto was already 5.25 miles along the path they both took. if yuto’s average speed was 0.25 miles per minute and riko’s average speed was 0.35 miles per minute, over what time period in minutes, t, starting from when riko left the house, will riko be behind her brother?
riko will be behind yuto when 0 ≤ t < minutes.

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