Question

if the average of 9.75, 10.25, 8.50 and F is 10, what is the value of F?​

Answer 1

Answer:

11.5

Step-by-step explanation:

(9.75 + 10.25 + 8.5 + F)/4 = 10

therefore, 28.5 + F = 40

F= 40- 28.5 = 11.5