Speed'Distance'Time
Determine the time taken when, distance is 7150 km and speed is 780 km/hr.
Speed'Distance'Time
Find out the distance covered when, speed is 960 km/hour and time is 1 hour 50 minutes.
Physics
A 500 kg elevator starts from rest. It moves upward for 4.00 s with constant acceleration until it reaches its cruising speed, 1.75 m/s. (a) What is the average power of the elevator motor during this period? (b) How does this power compare with the motor power when the elevat...
Physics
Sewage at a certain pumping station is raised vertically by 5.57 m at the rate of 1 860 000 liters each day. The sewage, of density 1 050 kg/m3, enters and leaves the pump at atmospheric pressure and through pipes of equal diameter. (a) Find the output mechanical power of the ...
math
Earth's mass, in kilograms, is 5.97x10^24. the moon's mass is 7.34x10^22. How many times greater is Earth's mass (in scientific notation)?
Math
A backpacking team is hiking At an average speed of 2 1/2 miles per hour. At that rate, how long will it take for a hike of 8 3/4 mi?
Math
55 1/2
Math
Karina earned $60 from her part time job. She spent 3/10 of it on food and 1/4 of it on music. How much money does she have left?
Math
32
Math
A DVD case is 9/16 in. Thick. How many of these cases will fit on a shelf that is 1 1/2 ft wide
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