Physical quantities - math word problems - page 256 of 298
Number of problems found: 5952
- Powerful pumps
Three equally powerful pumps drain water from a flooded pit in 7 hours. In how many hours would drain water from a pit of 5 equally powerful pumps - Map scale
What is the map's scale if 5.4 km is 72 mm on the map? - Active substance
There are 5 ml of active substance in a 600 ml spray. How much is it per mille? - Fence painting
Mother and Peter can paint the fence around the whole garden in 9 days. If Victor helped them, how many days would it take? - Bridge building
Ninety-six soldiers will build a pontoon bridge in 5 hours. How long before the same bridge creates 54 soldiers? - Floor cleaning
Nine cleaners clean 3150 m² of the floor in 7 days. Determine how many m² of floor eight cleaners will clean in 9 days. - Ball Velocity Train Relative
We throw a ball in an express car traveling at a constant speed of 24 m/s, whose initial speed relative to the vehicle is 7 m/s. What is the initial velocity of the ball relative to the surface of the ground if we throw it a) in the direction of travel b) - Wrapping box
Will you need more paper to wrap a 2.3 dm cube box or a box measuring 12 cm × 3 dm × 8 cm? - Cube
The sum of all edge lengths of a cube is 56 cm. What are its surface area and volume? - In the bakery
24 pieces of bread are baked in the bakery in 2.25 hours. How many breads are baked in the bakery in 6 hours and 45 minutes? - Fog
The car started in fog at a speed of 30 km/h. After a 12-minute drive, the fog dissipated, and the driver drove the next 12-minute distance, 17 km. The driving conditions deteriorated during the last 17 km, and the driver drove at 51 km/h. a) Calculate th - Electricity blackout
On Tuesday at 6 o'clock, the electricity supply was interrupted at 156 h. On which day (1 = Monday, ... 7 = Sunday) and at what time was the electricity supply resumed? - Nine balls
Imagine you have nine identical-looking balls, one of which is heavier than the others. You have a balance scale. Describe a procedure to find the heavier ball. What is the minimum number of weighings required? - Isosceles - isosceles
It is given a triangle ABC with sides /AB/ = 3 cm /BC/ = 10 cm, and the angle ABC = 120°. Draw all points X such that the BCX triangle is an isosceles and triangle ABX is an isosceles with the base AB. - Closest point
On the line p: 2x + y + 1 = 0, find the point A ∈ p that is closest to the point P =(1,0) - Class weight average
There were 31 students in the class, and the arithmetic average weight was 43 kg. Calculate the average weight in the class if a student weighing 91 kg has been added to the class. - Dirty fuel - coal
Coal for 15 families lasts 60 days. How many days will the coal last for 20 families? - Worker job hours
Five workers do a job in 20 hours. How long will it take two workers to do the same job? - Three
Three pavers will pave the sidewalk in 4 days. How long does it take for two tiles to pave the same sidewalk? - Walking Earth explanation
What allows a person to walk the Earth: a) atmosphere b) Earth response c) feet d) rolling friction
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