Mass - practice for 11 year olds - page 11 of 18
Number of problems found: 345
- Granite 19643
The granite block weighs 8.7 tons. The density of granite is 2.9 g / cm³. Find the volume of the block in m³. - Milk2cheese
From 40 liters of milk is produced 8 kg of cheese. How many liters of milk are needed to produce 2 kg of cheese? - Determine 17593
The volume of kerosene in the bottle is 10 cm³. Determine the weight of the fluid. (density ρ = 830 kg / m³) - Empty and full
An empty can has a mass of 1/6 lb. When it is filled with sand, it has a mass of 7/12 lb. Find the mass of the sand in the can.
- Aquarium
Try to estimate the weight of the water in an aquarium 50cm long and 30cm wide when poured to a height of 25cm. Find the weight of the aquarium's water. - Weigh in total
I put 3/5 kg of grapes into a box, which is 1/4kg in weight. How many kilograms do the grapes and the box weigh in total? - A plasticine
Jožko modeled from plasticine. He used 27g of plasticine to model a 3 cm long cube. How many grams of plasticine will it need to mold cubes with an edge of 6cm? - Atmosphere 14493
What allows a person to walk the Earth: a) atmosphere b) Earth response c) feet d) rolling friction - Square-shaped 14271
We should sow grass in a square-shaped garden with a side of 16.2 m. How many kg of grass seed do we need? One square meter is necessary for 25 grams.
- Weighs 13461
The ball weighs 0.55 kg. Ferko weighs 100 times more. How many kg does Ferko weigh? - Carefully 12791
Spruce logs with a diameter of 270 mm and a length of 4 m are carefully loaded onto a wagon with a bed width of 2,700 mm and stacked in 9 layers. How much does such a load of spruce wood weigh if its density is 700 kg/m³? - Tomatoes 12781
In the store, Janko bought 300g of ham, 5 rolls, 1.5kg of tomatoes, and 2l of milk. Unit prices are listed in the table - ham 6.50e/kg rolls 0.06e/pc tomatoes 3.4e/kg milk 0.95e/l. How much did Jeniček pay for the purchase? - Concreting 11451
During concreting, the workers used 1/2 of the total amount of cement on the first day, 1/2 of the rest on the second day, and the remaining 15 q of cement on the third day. How much cement did they consume in total? - The fruit basket
The fruit basket is five times heavier than the empty basket. Filled is 20kg heavier than empty. Determine the weight of the fruit in the basket.
- The glass
1 m³ of glass weighs 2600 kg. Calculate the weight of the glass glazing panel with dimensions of 2.5 m and 3.8 m if the thickness of the glass is 0.8 cm. - Diameter 9271
How many kg of paint do we need to paint a cylinder with a diameter of 60 cm and a length of 2 meters if we use 0.5 kg of color for one square meter of surface? How much will we pay for paint if 1 kg costs CZK 165? - Cheese 9051
20 dkg of cheese costs 40 CZK. How much does 1 kg of cheese cost? - Steel tube
The steel tube has an inner diameter of 4 cm and an outer diameter of 4.8 cm. The density of the steel is 7800 kg/m³. Calculate its length if it weighs 15 kg. - Aquarium
I have an aquarium that is 100 cm long and 40 cm wide, and 40 cm in height. We fill it with water. How much will it weigh?
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