Hello,
Codes are :
5_6_7, 5_7_6
6_5_7,6_7_5
7_5_6,7_6_5
Choising the first (3 possibilities)
next choising the second (2 possibilities)
chosing the last (1 possibility)
So 3*2*1=6
Answer A
The mean is the average of a set of numbers. So to do that:
add all the numbers 120+235+98+142=$595
Then divide that by the total number in the set, in this case it is 4.
$595/4= $148.75 assuming that the prices given are the final price of the job.
Answer: $13.11
Step-by-step explanation:
hope this helps!
Answer:
1/4
Step-by-step explanation:
I'm not sure if he wants the Dilution factor or the scale but anyway
CBA = 4 C'B'A'
Scale 1/4
B and C are the same thing and they would be the two representations of the conversion that shows 12 inches is equivalent to 1 foot, so B and C are your answers