Mass - math word problems - page 58 of 73
Number of problems found: 1447
- Mixture 4673
We add 4 kg of tea to 2 kilograms of tea for 15 €, and we get the mixture for 12 €. How much is kg of second tea?
- Express 4659
Express the ratio in the basic form. a) 1cm: 1m b) 3 ha: 30 a c) 50 kg: 1 t d) 2.5 m: 10 cm
- Projectile 4611
A projectile weighing m1 = 0.01 kg is fired at a velocity v1 = 800 m * s-1 from a rifle weighing m² = 4 kilograms.
- Pounds
Three pounds subtract 1/3 of a pound.
- Prescribed 4579
The racing ball for men has a prescribed weight of 7250g. It is made of iron. How does its diameter change if we make it from lead? The density of iron is 7.8 g / cm cubic, and the density of lead is 11.3 t / m cubic.
- Meteorites 4576
The meteorite weighed 81 grams. That is nine times the mass of the second meteorite. What was the mass of the two meteorites together?
- The farmer
The farmer brought potatoes to the market. In the first hour, he sold two-fifths of the potatoes brought in. He sold five-sixths of the remaining potatoes in the second hour, and in the third hour, he sold the last 40 kg of potatoes. 1. Express a fraction
- Heavier 4553
What is the mass of a cube of cast iron with an edge length of 2.3 dm if we know that the mass of 1 dm³ of cast iron is 7.3 kg? Will the same size cube of cork be heavier if we know that the weight of 1 m³ of cork is 250 kg?
- Rounded 4526
Alfonz grew 150 melons with an average weight of 2.35 kg. He sold them for € 1.50 per kg. How much did he earn? The result is rounded to the euro.
- Dimensions 4525
Cubed sugar in a 1 kg package is in a box with 20 cm, 12 cm, and 5 cm dimensions. a) How many sugar cubes with dimensions 2.5 cm, 2.5 cm, and 1 cm fit in the box? b) Calculate the mass of one cube. c) How many square meters of cardboard are needed to make
- Wood lumber
Wooden lumber is 4 m long and has a cross-section square with a side of 15 cm. Calculate: a) the volume of lumber b) the weight of the lumber if 1 m³ weighs 790 kg
- Additional 4503
In the food warehouse, they loaded 10 packages of flour of 15 kg each, 20 kg of rice, and 100 cans of 350 grams each onto a van. Calculate the weight of the cargo. How many kilograms of additional goods can they still load if the car carries 1 ton?
- Kilogram 4494
The apple weighs 125g and a half apples. How many such apples are in a kilogram?
- Obtained 4484
25% oil is obtained from one flaxseed. From how many kg of flax seeds is 1.5 kg of oil obtained?
- Alcohol 4441
How much 55% alcohol do we need to add to 2 liters of 80% alcohol to produce 60% alcohol? How much is 60% of alcohol made?
- Concentration 4419
We added 300 g of water to 400 g of salt solution, reducing the solution's concentration by 5%. How much water did the original solution contain, and what was its concentration?
- The cast
The cast in the body of a regular quadrilateral pyramid with a base edge 60 cm long and 5 cm high is made of a material with a density of 7.8 g/cm cubic. Calculate its weight.
- Apples 2
Dried apples contain 15% water. Fresh apples contain 80% water. How many kilograms of apples must we buy to get 3 kg of dried apples?
- Tower model
The tower's height is 300 meters, and its weight is 8000 tons. How high is the model of the tower's weight of 1 kg? (State the result in centimeters). The model is made from exactly the same material as the original no numbers need to be rounded. A result
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