Answer:
Exact Form:
c = −
1
2
Decimal Form:
c = −
0.5
Step-by-step explanation:
Answer:
Final answer is 
Step-by-step explanation:
We have been given a table containing a list of few places that are either city or in North America.
Total number of places in that list = 7
That means sample space has 7 possible events.
Given that a place from this table is chosen at random. Let event A = The place is a city.
Now we need to find about what is
.
That means find find the probability that chosen place is not a city.
there are 3 places in the list which are not city.
Hence favorable number of events = 3
Then required probability is given by favorable/total events.

Answer:
Step-by-step explanation:
WeknowthatsinceABCisarightangledtriangle,
AB2+BC2=AC2
82+152=AC2
64+225=AC2
AC2=289
AC=289−−−√=17
Hypotenuse=17cm
Answer:
y = 100 - 8(n - 1)
Step-by-step explanation:
I. if n = 1 or 1st year = 100 - 8(1-1) is 100
if n = 2 or 2nd year = 100 - 8(2-1) is 92
if n = 3 or 3rd year = 100 -8(3-1) is 84
Hope it'll help.
Total cost = student cost + adult cost
t = 25s + 3(s+3)
t=28s+9