How did you come up with 187/646=11/38 i understand 11x17,and 34x19 give you 187/646
how do you get 11/38

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

What is r i 4.5+10r=-6.5 with work pls