Maths practice for 11-year-olds. - page 143 of 222
Number of problems found: 4427
- Dimensions 6631
In the toy factory, they produce dice in the shape of cubes with an edge of 3 cm from wooden prisms with dimensions of 3 cm, 3 cm, and 3 m. How many prisms do they need to make 1000 cubes? - Students 6630
There are 26 pupils in the 7th grade, of which 10 are girls. Write down the ratio of the number of girls to the number of students. Adjust the ratio of this task so that the numbers are as small as possible. - 3 cats
Three cats eat three mice in 3 days. How many mice will be eaten by ten cats in 10 days? - Triangles: 6625
Calculate the height on the d side of the BCD triangles: d = 0.4 m and S = 10.04 dm2 - Calculate 6620
As I calculate 1/12 of 28 thousand - Bus vs train
Milada took the bus, and the journey took 55 minutes. Jarmila was 1h 20 min by train. They arrived in Prague at the same time, 10h45 min. At what time did each have to go out? - Cardboard box
The computer monitor's cardboard box has 75 cm, 12 cm, and 5 dm. How many square cents of the carton are needed to make this box? Add 18 dm² to the folds. - Painter
If one liter of paint covers an area of 5 m2, how much paint is needed to cover: a) rectangular swimming pool With dimensions of 4m x 3m x 2.5m (the Inside walls and the floor only) b) the Inside walls and floor of a cylindrical reservoir with - Three friends
Three friends had balls in a ratio of 2:7:4 at the start of the game. Could they have the same number of balls at the end of the game? Write 0 if not, or write the minimum number of balls they had together. - The rod
The rod has the shape of a regular hexagonal prism with a volume of 32.4 cubic decimetres. What is the area of the base if it is 350 centimeters long? Round to ones. - Multiple 6577
Father gave Lucia €20 for a new curtain. Due to the pleating, the curtains are wider than the window width of 2 meters. Lucie spent all her money on the curtain, which cost 7.90 Euros per meter. Is the curtain a multiple of the width of the window? - Customary length
Convert length 65yd 2 ft to ft - Barrels
Peter has 42 barrels. One-sixth of them are filled with lemonade, one-third are filled with wine, and half are empty. Calculate how many barrels are with each filling. - [square] 6565
How many tiles with a side length of 20 cm will cover a square with a capacity of 1 m² [square]? - Equations: 6562
Solve the equations: (3n-3) / 3 = (9 + 2n) / 2 2x / 4 - 3 = 1 / 2x + 1 - Circumference 6555
The square picture has a circumference of 28 dm, and its frame is 7 cm wide. What is the outer circumference of the frame? - Public transport
Determine how many minutes it took each public transport vehicle to travel along its route. The bus set off on its route at 9:47. , it reached its destination at 10:35. The trolleybus set off on its route at 9:38. , it reached its destination at 10:20. Th - Reducing scale
I am sizing some landscaping, and I measured everything on a 20 to 1 scale. I realized when I was done that it was at 30 to 1. How can I convert what I already have to 30 to 1. For example, if the grass area is 22,871.6' at 20 to 1, how do you figure it o - Quadrilateral 6542
Calculate the surface of a quadrilateral prism two dm high, the base of which is a square with a side of 15cm. - Square 6530
The square has a side x cm long. How often does it "turn" when we roll it along a line d cm long?
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