Answer:
99
Step-by-step explanation:
P(3) = 1-0.88 = 0.12
P(3 or 4) = 0.12 + 0.21 = 0.33
Expected no. = no
= 300(0.33) = 99
The word problem is based on division ratio so u have to divide by five so 100 divided by five is 20 meaning the collector has to sell 20 band posters.
Answer:
58
Step-by-step explanation:
You just have to replace the value of n with 4.
C(n) = 46 + 3n
C(4) = 46 + 3(4)
= 46 + 12
= 58
Answer:

Step-by-step explanation:
we know that
The speed is equal to divide the distance by the time
so
The distance is equal to multiply the speed by the time
we have



Convert mixed number to an improper fraction


substitute

Convert to mixed number

Answer:
I think the answer is 111 degrees
Step-by-step explanation:
you add 19 plus 50 and you get 69
every triangle equals 180 degrees
so then you subtract 180 to 69 and get 111