A freight train leaves a station and travels north at 55 mph. Four hours later, a passenger train leaves on a parallel track and travels north at 66 mph. How long will it take the passenger train to overtake the freight train? How far from the station will they meet?
How long will it take the passenger train to overtake the freight train from when the passenger train leaves the station?
hours
(Type an integer or a decimal)

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

Simply 8x squared + 5(7x squared- x) - 2x =

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?