0.1111111111 write this number as a fraction

It says factor each expression 49x-28?

The length of time it takes to find a parking space at 9 a.m. follows a normal distribution with a mean of 5 minutes and a standard deviation of 2 minutes. find the probability that it takes at least 8 minutes to find a parking space. (round your answer to four decimal places.)

The sum of two consecutive mile markers on the interstate is 417417. find the numbers on the markers