A long distance runner passes the 20 km mark of a race in 3 hr 46 min, and passes the 47 mark 3 hours later. Assuming a constant rate, find the speed of the long distance runner in km/h

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.