Maths practice for 11-year-olds. - page 154 of 224
Number of problems found: 4479
- 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. ..300m. How many trains would fit on the Equator? - Banknotes Value Puzzle
Juraj has only five euros and ten euros in the treasury, with a total value of 40 euros. How many banknotes does it have if there are six times less than ten euros? - 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 Jeníček, 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 Jeníček and Martin get together?
- In the Gargen
Workers will pave a 1-meter-wide sidewalk in the garden with tiles around the block-shaped pool. The dimensions of the bottom of the pool are 8.5 meters and 6 meters. The height of the pool walls is 2 meters. How many m² of pavement will be laid with tile - Bitoo and Reena
Bitoo ate 3/5 part of the apple, and the remaining part was eaten by his sister Reena. How many parts of an apple did Renna eat? Who had the larger share? By how much? - Two numbers 6
Fill two natural numbers a, b: 7 + blank- blank = 5 - Rabbit hay
Twenty rabbits have hay for 60 days. For how many days will five rabbits have them? - Steps Length Corridor
A mature man, whose step is 3/4 m long, crossed the corridor 46 steps. How many steps will a boy with 60 cm long steps take her? - Cylinder-shaped vase
If the cylinder-shaped vase is filled with water up to 35 cm, it contains 1 liter of water. How much water will it contain if it is filled to a height of 45cm? - Zdeněk
Zdeněk picked up 15 l of water from a 100-liter full-water barrel. Write a fraction of what part of Zdeněk's water he picked. - Volume of cone
Find the volume of a right circular cone-shaped building with a height of 9 m and a radius base of 7 m. - Blueberry cost
One and a half kg of blueberries costs 90 CZK. How many crowns does 2 kg of blueberries cost? - Halves of Fractions Tenfold
What is half of 3/8 and 9/4? And write ten times bigger numbers. - Embassy Reception Languages Spoken
At the embassy reception, everyone knows at least one foreign language: 15 people speak English 12 people speak German 7 both How many people does this society consist of if no one speaks another language? - Annual rainfall
The average annual rainfall is 686 mm. How many liters will fall on the 1-hectare field? - Age Twice Sister Ago
I was twice as old as my sister four years ago. How old am I today?
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