Maths practice for 11-year-olds. - page 196 of 222
Number of problems found: 4421
- Hexagon - MO
The picture shows the ABCD square, the EFGD square, and the HIJD rectangle. Points J and G lie on the side CD and are true |DJ| - School books
At the beginning of the school year, the teacher distributed 480 workbooks and 220 textbooks. How many pupils could have the most in the classroom? - Archaeologists
Archaeologists found out that the flag of the fabled mathematical kingdom was divided into six fields, as shown in the picture. In reality the flag was tri-coloured and each field was coloured with one colour. The scientists have already discovered that o - Nine balls
Imagine you have nine identical-looking balls, one of which is heavier than the others. You have a balance scale. Describe a procedure to find the heavier ball. What is the minimum number of weighings required? - Expression values
Determine the values of the following expressions: a) 3² - (- 4) b) 4-321 c) -32-7 - Divide money
Divide 1200 USD at a ratio of 1:2:3:4:5:6:9:10 - Lcm 2
Create the smallest possible number that is divisible by the number 5,8,9,4,3, - Container
How many three-quarters liters jars fill 30 liter containers? - Florist
The florist has 84 red and 48 white roses. How many bouquets can he make from them if he must use all roses? - Squares
Calculate the area of the square and result round to square decimeters. a) a = 1,52 dm b) a = 13 268 mm c) a = 562 cm d) a = 1,52 m - Pavilion
The rectangular pavilion with dimensions of 3.5 m and 2.75 m is to be paved with square tiles of side 25 cm, with a price of CZK 22 per 1 piece, or rectangular tiles with sides of 20 cm and 15 cm at the price of CZK 11 per 1 pc. Which solution is cheaper - 3x square
The side length of the square is 73 cm. How many times does a square's area increase if the side's length increases three times? - Soup
On Monday, we cooked 25 pots and ten boilers of soup. On Tuesday, we cooked 15 pots and 13 boilers. On Wednesday, we cooked 20 pots, and on Thursday, we cooked 30 boilers. The same amount of soup was cooked on Monday and Tuesday. How many times is more so - Mountain
The mountain has an elevation of 7450 meters and, in the morning, is the middle portion thereof in the clouds. How many meters of height is in the sky if the clouds are below 2,000 meters and the clouds above are two-fifths of the mountain's elevation? - Crocuses
The garden grows daffodils, crocuses, and roses. 1400 daffodils, crocuses are 462 more, and roses are 156 more than crocuses. How many flowers are in the garden? - Number
What number do I think? The third is 6, and a half is two more than its quarter. - Cakes
A few cakes were in the bowl. Jane ate one-third of them, and Dana ate a quarter of the remaining cakes. a) What part (of the original number of cakes) Dana ate? b) How many cakes could be (initially) on the bowl? - Equation root calculation
Calculate the root of the equation: x - (- 250) = - 500 - Glass
At the glass shop, we have to cut eight sheets of glass. Each was shaped as a square with sides of 18 cm. We paid 44 CZK. How much is 1 m² of glass? - Song durations
In the last 20 minutes, six songs were played. Two were the same length, 2 minutes each, 49 s. The next two were 52 seconds longer than the previous one. The penultimate song lasted only 180 s. How long was the last song? The last song lasted. It could ha
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