2/5 = 0.4
2/4 = 0.5
0.4 + 0.5 = 0.9
0.9 = 9/10
The answer is C.
Answer:
pls mark me as brainliest
Step-by-step explanation:
This is a geometric sequence since there is a common ratio between each term. In this case, multiplying the previous term in the sequence by
3
gives the next term. In other words,
a
n
=
a
1
⋅
r
n
−
1
.
Geometric Sequence:
r
=
3
This is the form of a geometric sequence.
a
n
=
a
1
r
n
−
1
Substitute in the values of
a
1
=
4
and
r
=
3
.
a
n
=
(
4
)
⋅
(
3
)
n
−
1
Remove parentheses.
a
n
=
4
⋅
3
n
−
1
Substitute in the value of
n
to find the
n
th term.
a
8
=
4
⋅
3
(
8
)
−
1
Subtract
1
from
8
.
a
8
=
4
⋅
3
7
Raise
3
to the power of
7
.
a
8
=
4
⋅
2187
Multiply
4
by
2187
.
a
8
=
8748
Answer:
6
Step-by-step explanation:
I counted
Since there are 31 days in may and so it would be 23/31 so the experimental probability would be 23/31
as experimental probability is the number of times the event occurred over the total
YOU GOT A ANSWER FROM BIG YELLOW!!!!------- :D