The probability of NOT getting a 1 or a 9 means you have to subtract those two numbers and how many of each are out. Once you do that, count the remaining numbers, put them as the numerator, and then put the overall total of numbers as the denominator. Your answer is 7/9.
Answer:
Step-by-step explanation:
Answer:
100+73=173/100=1.73%
Step-by-step explanation:
Answer:
1. 54
2. 5
Step-by-step explanation:
1. 18 x 3 = 54
2. 90/18 = 5
My guess is 9 hours, because since pipe a takes 12 hours and with pipe b it takes 9, it's 12-9=3
I think.
