Maths practice for 11-year-olds. - page 168 of 222
Number of problems found: 4421
- Ball throwing
The children threw the ball into the distance. The 1st child threw 27 meters. The 2nd part threw 180 decimetres. The third child threw 290 decimetres. Which child threw the farthest? - Water reservoir
The water tank has a cuboid with edges a = 1 m, b = 2 m, and c = 1 m. If we fill fifteen 12-liter cans, how many centimeters of water will fall? - Painting
To paint the pool with dimensions: 2 meters depth, 3 m x 4 m we bought paint to 50 meters square. How much "paint" will be wasted? - Photo enlarge
Mark wants to enlarge a 4-inch by 6-inch photo to 15 inches in height. Use a ratio table to determine the new width of the photo. - Oak cuboid
Oak timber is rectangular shaped with 2m, 30 cm, and 15 cm dimensions. Its weight is 70 kg. Calculate the weight of 1 dm³ of timber. - Fraction of a time
Express a fraction of what a 24-hour portion is, 80 minutes. - Apricot crates
296 trees are growing in the apricot orchard. The planter estimates the harvest from each tree at about 70 kg. He has prepared a total of 500 crates, each of which can hold 15 kg. He wants to store the rest of the apricots in 20 kg crates. How many such c - Euros
Peter spent a quarter of his pocket savings. He has 9 euros now in his wallet. How many euros were spent? - Equation solving
a) 5 + 4x = 5x-22 b) 8y-49 = y-4 - Chronicle cipher
From the beginning of the year, students in 4th grade wrote a chronicle. She had everything they had together, and they cared a lot about her. But one day, the chronicle was lost. Five students were left to search for everything on Monday after the class. - Equation
Solve equation with unknown x: 3 (1/3 + 2x) -2 (1/3-3x) -13/2 = 0 - Factory workers
The textile factory employs 600 women and men, twice as many women as men. How many women and how many men work here? Demonstrate and explain the calculation procedure. - Tomato sticks
The gardener has ten sticks 160 cm long and five sticks 220 cm long. If each stick is 7 cm long, how many tomato sticks can it make? - Gear wheels
There are two gears in the wall clock. The larger wheel has 54 teeth, and the smaller one has 24 teeth. How many times does the small wheel turn if the big one turns four times? - Ounce
749 calories in a 7 - ounce serving. What is the unit rate? - Bicycles
You're the owner of the transport's learning playground. Buy bicycles of two colors, but you've got to spend accurately 120000 CZK. The Blue bike costs 3600 CZK and the red bicycle 3200 CZK. - Number puzzle
I think the number when I multiply the imaginary number by three, we divide by the number 4 from the product of subtraction 4, and I add the imaginary number again to the proportion of 4. Which number do I think? - School 6
Jirka lives 600m from the school, and Honzík 1200m. How many kilometers a week does Honzik go over Jirka on his way to school and back? How many times will more Honzík go than Jirka? - Earth and Sun
Earth is 150 million km away from the Sun. 300,000 km of sunlight travels in 1 second. How long will the light come from the Sun to the Earth? - Divisible numbers
How many three-digit numbers divisible by four can we create from the numbers 1, 2, 3, and five if we cannot repeat the digits in the number?
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