Bob and sue enter a race. bob runs an average of 12 kilometers per hour, and sue runs an average of 8 kilometers per hour. if bob finishes 2 hours before sue, how long is the race?

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.

What are the greatest common factor of 75 and 30

Look at the long division problem shown on the right. complete the division to determine what the remainder will be. what is the remainder? –10 –7 7 10 dividing polynomials with a remainder