Answer:
for adult tickets 90 and for children’s tickets 30
Step-by-step explanation:
because 90(18) = 1,620 and 30(12) is 360 and when you add up 1,620 + 360 you will get the total which is $1980
Also i just took the test on k12 and got it right and i hope this helps!
I think r is 1/2 but is not in the option
Step-by-step explanation:
In a standard deck of 52 cards, there are 2 red aces, 2 red Queens, and 13 spades. That leaves 35 cards for everything else.
For the game to be fair, the cost must equal the expected value. The expected value is the sum of each outcome times its probability.
C = (12) (13/52) + (20) (2/52) + (38) (2/52) + (0) (35/52)
C = 68/13
C ≈ 5.2308
Answer:
The second line
Step-by-step explanation:
40.5 is the correct answer
