Maths practice for 11-year-olds. - page 152 of 222

Number of problems found: 4421

Small Cubes Large Cube
The largest number of small cubes with an edge length of 2 cm will fit in a large cube with a volume of 216 cm³.
Unknown Number Operations
We first reduce the unknown number by 5, multiply by three, and finally reduce by 4 to get the number 7. What was the unknown number?
A number
A number increased by 7.9 is 8.3
Clock Hand Angle
What is the angle of the big hand of the watch in 20 minutes?
Difference heights
Determine the difference between the altitudes of the Sněžka peak (1,602 m above sea level) and the level of the Dead Sea (-394 m above sea level).
Football Field Width
The football field has an area of 75.75a. What is the width if its length is 101 m?
Temperature Drop Degrees
At the Štrbské prom, the station measured an air temperature of 12.7°C in the afternoon. By morning, the air temperature had dropped to -5.8°C. How many degrees °C has the air temperature dropped?
Paper kite purchase
The children will make paper kites in the club. They have calculated that they will need 12 square meters of paper in the store. They have a 125 cm wide bundle of paper. How many meters of the bundle do they need to buy?
Hr to min
Sue biked to school in 5/12 of an hour. How many minutes did it take her to ride to school?
Car Travel Time Minutes
How many minutes will a car voyage 10 km at a speed of 75 km/h?
Drawing Rectangle with Area
The picture shows a square net in which the side of one square is 1 cm long. Draw a rectangle with an area of 18 squares with a circumference of 22 cm.
Road Roller Surface Area
The road roller is 2 m long and 1 m in diameter. How many square meters of road roll when it turns 15 times?
Reading Pages Over Weekend
You need to read 105 pages of the book over the weekend. You know that the time you can spend reading on Saturday and Sunday is 3:4. How many parties do you plan for Saturday, and how many for Sunday?
Irregular Body Volume
The aquarium has a rectangular base of 0.5 m × 0.3 m. By immersing the irregular body, the level enters by 3 cm. Calculate the volume of the body.
Trains on Equator
The Equator. ..40075 km train. ..300 m. How many trains would fit on the Equator?
Banknotes Value Puzzle
George has only €5 and €10 banknotes in his wallet, with a total value of €40. How many banknotes does he have in total, given that there are six times fewer €10 notes than €5 notes?
Finding the Number
I think the number to which when I add 32, and I get a number 42 greater than -23
Pool Water Height
A 1-meter-wide sidewalk will be paved around the block-shaped pool in the garden. The dimensions of the bottom of the pool are 8.5 meters and 6 meters. The height of the pool walls is 2 meters. There are 86.7 m³ of water in the pool. How high did the wate
Sound Distance Time Table
Sound travels in the air at a speed of 330 m/s. Build a table of the dependence of the distance the sound travels in a given time (for 1 to 10, one second at a time). Write the equation of the relevant dependence.
Sharing Money by Ratio
Hansel, Karel, and Martin shared the money from the brigade in a ratio of 2:4:3. Karel received the most, namely 12.60 euros. How much did Hansel and Martin get together?

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