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if two trains left a station at the same time, one traveled north the other traveled south at twice the speed. after 4 hours the trains were 600 miles apart. how fast was each train going?
answered
May 19, 2018
Mathematics
middle-school
2
votes
216k
views
The constitution regulates government power by
answered
May 9, 2017
History
high-school
3
votes
148k
views
What is a zero-dimensional geometric object
answered
Apr 24, 2017
Mathematics
high-school
4
votes
115k
views
Please help Given that OL is an altitude of triangle LMN, find NL 7 8 10 12
answered
Jan 10, 2017
Mathematics
high-school
2
votes
209k
views
The cost of a boat ride is 25 + 2.5m, where m is number of miles. What is the cost of a ride that is 12 miles long?
answered
Jan 7, 2017
Mathematics
middle-school
3
votes
93.0k
views
Is y = 1 a solution to the equation 5 + 3y = 8?
answered
Jun 19, 2016
Mathematics
middle-school
2
votes
61.7k
views
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