Well I’m my opinion and what I have the answe is A
Answer:
0.28
Step-by-step explanation:
Let p be the probability of pasta.
Total probability is = 1
Therefore,
0.3 + 0.42 + p = 1
0.72 + p = 1
p = 1 - 0.72
p = 0.28
The probability that it will be pasta is 0.28
Answer:
Step-by-step explanation:
hi
For every 3 girls, there are 4 boys. if there are nine girls, that expands to three extra boys, because for every three theres an extra one. so there are 12 boys (9+3.) the final ratio, boys to girls, is 12:9.