There are 20 students with an average height of 105 cms in a class. Ask n Answer › Category: Arithmetic › There are 20 students with an average height of 105 cms in a class. 0 Vote Up Vote Down Vinuthan S Staff asked 1 year ago There are 20 students with an average height of 105 cms in a class. Then 10 students with an average height of 120 cms join the class. What will be the average height of the class now? A. 100 cms B. 110 cms C. 120 cms D. 130 cms Please login or Register to submit your answer Username or Email Address Password <br /> Remember Me