Unit conversion of Time Problems - page 31 of 35
Number of problems found: 688
- Passenger car
A passenger car covers 1 km in 2/3 of a minute, and a truck takes 50 seconds longer. By how much is the truck's speed lower? - Clocks
How long does the track travel the second hand of a clock in 30 hours, which is 4 cm long? - Double-track
On double-track express met with a freight train. Express travel at a speed of 72 km/h, and a freight train at a speed of 36 km/h. After what period will it be from 9 km apart? - Speeds
George passes on the way to school, a distance of 200 meters in 165 seconds. What is the average walking speed in m/s and km/h? - Obtuse angle
Which obtuse angle is creating clocks at 17:00? - Rhomboid
The rhomboid sides' dimensions are a= |AB|=5 cm, b = |BC|=6 cm, and the angle's size at vertex A is 60°. What is the length of the diagonal AC? - Clock Tower
What angle is between the hands-on Clock Tower when it shows 17 hours and 35 minutes? - Lunch
Jane eats the whole lunch for 30 minutes. Which part of the lunch does he eat in 180 seconds? - Wood
Peter chops wood. If they cut down a half hour a day, he would finish work in nine days. But Peter needs to finish work three days earlier. How many minutes should they cut down a day? - Pumps
The first pump flows 16 liters per second into the basin by the second pump 75% of the first and by the third pump half more than the second. How long will it take to fill the basin with all three pumps simultaneously, a volume of 15 m³ (cubic meters)? - Minute hand v2
In how many minutes does the clock's minute hand angle be 60 degrees? - Pumps
Pump drawing water at velocity 3.5 liters per second from a construction trench takes 35 minutes. a) Find out how many minutes the water would run out of the trench pump that draws 7.4 liters of water per second. b) What pumping velocity would you have ha - Time
16.7 days ..... how many hours is it? - Workers
Workers are digging a jump pit in the schoolyard. The pit is cuboid in shape, with a length of 5 m, a width of 20 dm, and a depth of 36 cm. They excavate 0.4 cubic meters of soil an hour. How much time (hours and minutes) is needed to excavate this pit? - Paul and Honza
Johnny went to chat on a bike without a break 4.0 hours. Paul went the same way without breaks 40 minutes longer. The difference between the speeds of the two boys was one kilometer per hour. How fast was Paul if you know that the boys' speed did not chan - Tourist Jirka
The distance between points A and B is 13.5 km. George went from point A to point B at an unknown speed and for an unknown period. Back to point A, it went slower by 3 km/h, meaning it went 20 minutes more. How long does George take the return journey? - Pentagonal pyramid
Calculate the volume of a regular 5-side (pentaprism) pyramid ABCDEV; if |AB| = 6.7 cm and a plane ABV, ABC has angle 32 degrees. - Wheel
How many times turns the wheel of a passenger car in one second if the vehicle runs at speed 52 km/h? Wheel diameter is d = 60 cm. - Hairs
Suppose the length of the hair is affected by only the α-keratin synthesis, which is the major component. This synthesis takes place in the epithelial cells of the hair bulb. The structure of α-keratin is made up of α-helix for the 3.6 amino acid residues - Znojmo
From Znojmo to Brno, the truck with a trailer started at an average speed of 52 km per hour. Against him, 11 minutes later from Brno started the car with an average speed of 1.7-times greater than the truck. How long and how far from Znojmo do they meet i
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