Maths practice for 11-year-olds. - page 115 of 222

Number of problems found: 4438

Mathematically 18423
Mathematically write the sum of the squares of the numbers 7 and -3, calculate
Calculate 18393
Calculate the cube's volume if its edge length is 5 cm.
Rectangular 18333
The rectangular pool has dimensions of 10.5m and 8m. There is a 1m wide trail around it. How many m² of tiles are needed to pave the sidewalk?
Destination 18323
The family went on a trip to a ruin 6 km away. The father had a step length of 0.75 m, the mother of 0.6 m, and little Eva 50 cm. They went out on the same step. How many times did their steps retrace before reaching their destination?
Cylinder-shaped 18303
How much water is in a cylinder-shaped pool with a radius of 2m, which is 1.5 m deep if it is filled 10 cm below the edge rounded to one decimal place
Container 18293
I poured ten full cups with a radius of 5 cm and a height of 10 cm into a container with a volume of 8 liters. How many liters are in the container?
Equation - words
Determine the unknown number for which it applies: whose four times increased by the number 3 equals its double.
Classmates 18173
Classmates Anka, Bea, Villa, and Danka can sit next to each other on the bus. What and how many ways can they sit down?
Surface of the cube
Find the surface of the cube that has volume 1/1m³ 2/0.001 m³ 3/8000 mm³
Surface 18003
What is the cube's surface if the side is 5.2 cm?
Circular track
The competitor runs on a circular track with a radius of 86 m. How many meters will he run in five rounds? (Solution and detailed procedure)
Motorcyclist 17921
The motorcyclist travels at a speed of 48 km/h. Will he drive at this speed in 400 minutes? Km
45-degree 17861
The ant looks at a 45-degree angle at the top of the tree, 15 m away from the tree. How tall is the tree?
Calculate 17831
Calculate the area of a square in dm², which has a side length of 5.8 cm.
The circumference
The circumference of the rectangle is 62 cm. A square whose side is as long as one side of a rectangle has a circumference of 56 cm. What is the area of each shape?
Milk2cheese
From 40 liters of milk, 8 kg of cheese is produced. How many liters of milk are needed to produce 2 kg of cheese?
Volume 17663
The volume of the block is 72 liters, the height is 6dm, and the length is 4dm. What is the width of the block?
Transporting 17603
The ferry transporting people across the river has a transport area of 17mx25m. How many people can carry a maximum of 50 people per 1 person?
Kerosene in the bottle
The volume of kerosene in the bottle is 10 cm³. Find the weight of the fluid. (its density is ρ = 830 kg/m³)
The number 3
Ski organizers should print the start numbers from 1 to 45. How many times will they use the number 3 when printing?

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