Mathematics, 02.07.2019 17:00 meaghan18
Two trains leave a city at 1 p. m. one train goes north at a constant rate of 75 mph. the other goes south at a constant rate of 63 mph. at what time will the trains be 621 miles apart?
Answers: 1
Mathematics, 21.06.2019 13:00
Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?
Answers: 1
Mathematics, 21.06.2019 20:50
There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?
Answers: 1
Two trains leave a city at 1 p. m. one train goes north at a constant rate of 75 mph. the other goes...
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