Asap! ? brainliest/5 stars/heart(thx)! jenny wants a total of 12 barbie dolls by the time she is 9 years old. right now she has 4 barbie dolls. how many more does she need? jenny wants a total of 12 barbie dolls by the time she is 9 years old. right now she has 4 barbie dolls. how many more does she need? write an equation and solve. a) x + 4 = 12; jenny needs 8 more barbie dolls. b) 4x = 12; jenny needs 3 more barbie dolls. c) x - 4 = 12; jenny needs 16 more barbie dolls. d) x + 12 = 4; jenny needs 8 more barbie dolls.

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