Mathematics, 02.08.2021 23:30 haybales6019
A boat travels 12 km upstream and 40 km downstream in 8 hours. It can go 16 km upstream and 32 km downstream in the same time. Find the speed of the boat in still water and the speed of the stream.
Answers: 2
Mathematics, 21.06.2019 14:00
A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?
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Mathematics, 21.06.2019 17:10
Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.
Answers: 3
Mathematics, 21.06.2019 18:30
Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.
Answers: 1
A boat travels 12 km upstream and 40 km downstream in 8 hours. It can go 16 km upstream and 32 km do...
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