Question

the average height of 10 students is 155.6 two more students of height 151.8 cm and 153.4 CM join the group what is the new average height​

Answer 1

Answer:

308.2

Step-by-step explanation:

1.First we take the average of the two new students height.

Average of 151.8cm and 153.4cm, which is 152.6cm.

2.Then we this to overall average of the height of the ten students.

155.6 + 152.6 = 308.2

Thanks

I hope this helps you friend :)