Which expression is equivalent to X*4 + Y*5 A + 7
B 4x: 5y
C x + x + x + xy+y+y+y+y
D x:x:x:x+y:y:y. yy
PLEASE IM IN A TEST

Analyze the diagram below and complete the instructions that follow. how to find tan

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

Azul has 4 green picks and no orange picks. you add orange picks so that there are 2 orange picks for every 1 green pick. how many picks are there now.