Solve this plz. It’s 4x4 sudoku

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

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