Answer: it’s 5
Step-by-step explanation:
Answer:
5
mean = average
5 + 5 + 7 + 5 + 4 + 4 = 30
30/6 = 5
9600 m2
(m+8) - 2
you must send 25 msgs to have the same cost
x = n of messages
15+ (0.25x ) = 20 + (0.05x)
0.2x = 5
x = 25
