Maths practice for 11-year-olds. - page 205 of 222
Number of problems found: 4421
- Rape
The agricultural cooperative harvested 525 ares of rape, of which received 5.6 tons of rape seeds. Calculate the yield per hectare of rape. - Toys
The toy shop sold the same number of balls for 62 CZK and skipping ropes for 34 CZK. Their income was 576 CZK. How many sold balls, and how many skipping ropes? - BMI index
Calculate BMI (body mass index, an index indicating obesity, overweight, normal weight, underweight) man weighing m = 85 kg and height h = 152 cm. The index is calculated according to the equation (formula): BMI = (m)/(h²) With the BMI index, it is possib - Swimming pool 4
The pool-shaped cuboid measuring 12.5 m × 640 cm at the bottom is 960hl water. To what height in meters reaches the water level? - Tailor
Tailor has an estimated 11 meters of 80 cm wide fabric. He will shape wholly seven rectangles measuring 80 x 150 cm, and no fabric will remain. How much fabric does he have? - Class 8.A
Three-quarters of class 8A went skiing. One-third of those who remained at home were ill, and the remaining six were on math Olympic. How many students have class 8A? - Grandmother and grandfather
Grandmother baked cakes. Grandfather ate half, then a quarter of the rest ate Peter, and Paul ate half of the rest. There were six cakes left for parents. How many cakes were made by the grandmother? - Math classification
There are 27 students in the 3A class. One-third got a B in math, and the rest got an A. Thus, how many students received a B in math? b) how many pupils received an A? - Rope
Peter has a long rope of 2 4/5 meters. Martin has a rope 20 cm longer. What length of ropes is achieved if the boys link ropes? - Cube basics
How long is the edge length of a cube with volume 1 m³? - Forest ranger
Forest ranger watching from the hide deers. At one time point, he can see six deers. How many maximum deers can be seen by three rangers simultaneously? - Cookies
Mom bake cookies. Rolo took 2/9 of all cookies, and Michal 3/9. How many cookies ate Rolo if Michal had 9? - Families
In the class, we investigated how many children have families in which they live. How many % of pupils live in families with more than two children? Five families have one child, nine families have two children, five families have three children, two fami - Pedestrian and cyclist
A Pedestrian out with a speed of 4 km/hour from the city center and after 1 hour and 10 minutes came after him cyclist at a speed of 18 km/h. In how many minutes does he catch up with the pedestrian? - Pencils
Emil has 23 pencils in a pencil case, 18 broken. Emily has nine trims, two breaks, and four trims and goes to school. When he returned from school, he broke five pencils. How many pencils have you trimmed at school? - Milk package
Milk is sold in a box with dimensions of 9.5 cm, 16.5 cm, and 6.5 cm. Determine the maximum amount of milk that can fit into a box. Coating thickness is negligible. - Tiler
On what surface must the m² tiler lay 30 square tiles, each of which has a side 25 cm? - Tiles
The room has dimensions of 12 m and 5.6 m. Determine the number of square tiles and their largest possible size to cover the room's floor. - Expressions
Expression (3a-7).(3a+7) is identical with: ... - Clocks
How long does the track travel the second hand of a clock in 30 hours, which is 4 cm long?
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