Answer:
Step-by-step explanation:
Answer:
there should only be two points at 6 and 4
Step-by-step explanation:
[x-5]=1
x-5=+ 1 or -1
x-5= 1
x-5= -1
x=6 or 4
sup sup sup sup sup sup sup sup
There are 4 blue marbles
There are 2 black marbles
There are 3 red marbles
There are a total of 9 marbles
You minus the black marbles from the total
9-2=7
If there are 7 non black marbles then the ratio is 7:9
7:9 is the probability that you won't get a black marble
The probability 21 plates of tomatoes+27 of cheese of 21+27+12 all
so he will choose 21+27/61=49/61=0.8=80%