Billy is walking up an escalator that travels downward. billy climbs stairs at a speed of r meters per second and the escalator moves at a speed of v meters per second. billy walks up an escalator that is 8 meters long in 15 seconds. which equation represents this information?
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Orion the hunter is known for two navigational stars. which pair of stars are they?
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Which of the following regions has what is considered the most rugged terrain in oklahoma? a. the wichita mountains b. the arbuckle mountains c. the sandstone hills d. the ouachita mountains
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The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?
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Billy is walking up an escalator that travels downward. billy climbs stairs at a speed of r meters p...
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