Physical quantity - math word problems - page 211 of 347

Number of problems found: 6931

Free fall
How long and at what speed does the body fall to the ground during a free fall from a height of 35 m?
Buoyancy force
An adult male has a volume of about 0.070 m³. How much buoyancy affects him when he is completely immersed in water?
Mains voltage
How much electric current flows through the appliance with a resistance of 40kΩ, connected to the mains voltage (230 V)?
I drive
I drive 9 km in 30 minutes. What is the average speed of the motion?
Rocket start
The body launched vertically up returns to the start site in 6 seconds. What height did it have?
Two friends
Michael and Teresa have the same 9 km long journey home from SNP Square. It takes Michael an average of 2/5 hours by tram, and Teresa rides a bicycle at an average 18 km/h speed. Guess who comes home early and how much?
Individual gadens
The size of the five gardens is 13:10:9:8:7. Calculate the areas of individual gardens if you know that the middle area is 720 m².
Rectangle area
The length of a rectangle is x units, and the width is y. Dimensions are increased by 10% and 15%, respectively. What is the ratio of the areas of the old and new rectangle?
Climb
For horizontal distance 3 km, road rise by 4.6 m. Calculate the road pitch in ‰ (permille, parts per thousand).
Forest nursery
In the Forest nursery plant, one borovice to 2 m². Calculate how many plants are planted in the area of 510 acres.
Hall
The rectangular hall will have to pave with square tiles with a side length of 15 cm. The hall has a length of 18 meters and a width of 3 m. How many tiles need to buy if 2 percent of the amount is disrupted during the work?
Coordinate axes
Find the triangle area given by line -7x+7y+63=0 and coordinate axes x and y.
Map actual distance
On a tourist map with a scale of 1:50 000, the distance between Štrbské Pleso and Štrba is 14 cm. What is the actual distance?
Cyclist car journey
The cyclist travels 10 km per hour, car 60 km. The cyclist went for 3 hours. How many minutes does the same journey take to a car?
City edge distance
In one city, the distance between two adjacent city edges on a map with a scale of 1:500000 measures 48 mm. What is the actual distance between these city outskirts in kilometers?
Plan road scale
A 3.5 cm-long line shows the 350 m-long road on the plan. What is the project's scale?
Step map distance
Peter takes a step of 0.5m and walks a hundred steps. How long would this distance be on a 1:1000-scale map?
Bricklayer work
A bricklayer will lay 12 m³ of brickwork in 4 days if he works 7 hours a day. How many days will he lay 51 m³ of masonry if he works 8.5 hours daily?
Stroller pushing distance
Mom did a 5kJ job pushing the stroller. She always pushed him on the plane with a force of 50N. How far did she push the stroller?
Wood density calculation
Calculate the density of 2.5 tons of wood, knowing it takes up three cubic meters. Express the result in g / dm cubic.

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