Themes, topics - math word problems - page 154 of 174
Number of problems found: 3474
- Trapezoid drawing
Draw a trapezoid with arms 4 cm and 7 cm long and with bases 3 cm and 5 cm long - Ring
The gold and copper alloy rings weigh 14.5 g and have a volume of 1.03 cm³. How much gold and copper does each ring contain? The metal densities are Au 19.3 g/cm³ and Cu 8.94 kg·dm-3 - Freezer
The freezer has the shape of a cuboid with internal dimensions of 12 cm, 10 cm, and 30 cm. A layer of ice 23 mm thick was formed on the freezer's inner walls (and on the opening). How many liters of water will drain if we dispose of the freezer? - Wood cuboid
What is the mass of a wooden cuboid measuring 15 cm × 20 cm × 3 m, if 1 m³ of this wood weighs 800 kg? - Workers
Four workers plan to work on the gym floor for six hours. After an hour of working together, one of the workers went to the doctor. How long will it take the remaining three workers to finish the job? - By dosing
A dairy uses a new and an old line to fill yogurt containers. By filling yogurts on the old line alone, the order is fulfilled in 6 hours. If both lines work together, they fulfill the same order in 2 hours. How many hours will it take to fulfill such an - Concrete base
What weight will a cube-shaped concrete base with an edge length of 10 m have if one concrete cube weighs 2200 kilograms? - Petrol consumption
The car's average consumption is x = @ x liters of gasoline per 100 kilometers. How much petrol does a car use on a 320-kilometer road? - Tractors
Six tractors plowed the field for eight days. After two days, two tractors broke down. How many days were prolonged work in the field? - Water inlets
An Inlet valve with a flow rate of 12 liters per second is filled tank for 72 minutes. How long does it take to fill the full tank if we open one more such valve half an hour after? - Bus distance
If the bus runs 5 km in 8 minutes, how many kilometers will it drive in three-quarters of an hour at a constant speed? - Mixing
If we mix 5 kg of goods of one kind and 3 kg of the second one, the resulting mixture costs 16.50 EUR/kg. If these quantities are mixed in reverse - the first three kilograms and 5 kilograms of the second cost of the mixture is 18.50 EUR/kg. What is the p - Float boya
A spherical float with a diameter of 0.5 m marks the location of a fishing boat's anchor. It floats in salt water. Find the depth to which the float sinks if the material it is made of has a density of 8 kg/m³ and salt water has a density of 1,027 kg/m³. - Train speed
The express train set off from city A to city B at an average speed of 100 km/h. At the same time, a passenger train departed from city B to city A. The trains met after 90 minutes. Calculate the average speed of a passenger train if the distance between - Vehicle meeting
The distance between P and T is 89 km. At 8:00 AM, a lorry set off from T at a speed of 28 km/h, and at 8:45 AM, a passenger car set off against it from P at 52 km/h. When and at what distance will they compete? - Water containers
One m³ of wood weighs 650 kg, of which 12% is water. How many 10-liter containers do we need for this amount of water? - Millionaire
Mr. Smith has withdrawn from the bank, saving interest € 1,500. How big was his initial deposit if the annual interest rate was 1.5%? - Speed of sound
The average speed of sound is 330 metres per second. Estimate how long it will take to hear a church bell 1 km away. Calculate the distance from which you would hear the sound after 10 seconds. - Disinfecting solution
How much distilled water is necessary to pour into 500 ml of 33% hydrogen peroxide to obtain a 3% disinfecting solution? - Forth and back
The car drives from point A to point B at 78 km/h speed and back at 82 km/h. If I went there and back at a speed of 81 km/h, the journey would take five minutes less. What is the distance between points A and B?
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