Work out the mean for the data set below:
7.7, 1.6, 5.3, 4.9, 2.1

4.32

Step-by-step explanation:

7.7 + 1.6 = 9.3

9.3 + 5.3 +2.1 = 16.7

16.7 + 4.9 = 21.6

21.6 ÷ 5 = 4.32

Hope this helps plz mark brainliest if correct :D

(a) the volume of the cone is 20/3 in3

hence, option a is correct.

the answer is y = 11.54

hope this : )