Two high-speed ferries leave at the same time from a city to go to the same island. The first ferry, the Cat, travels at 34 miles per hour. The second ferry, the Bird, travels at 29 miles per hour. In how many hours will the two ferries be 5miles apart

What is the order of operations for 2 + (3 - 9) ÷ -3 · 4 in number order 1. subtraction 2. division 3. addition 4. multiplication

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?