Maths practice for 11-year-olds. - page 111 of 229
Number of problems found: 4571
- Equation with one variable
Solve the following equation with one unknown: 5(7s + 5) =130 - Identical 22233
They will compete on four stages in 8 hours by 42 meters more than on twenty identical stages per hour. How many meters of fabric are woven per hour in one state? - Net of a cube
We can fold this net to form a cube with a side length of 20 units. What is the surface area of the cube in square units? - Cylindrical 22193
The pool is cylindrical, with a diameter of 3.6 meters and a depth of 1.2 meters. How long will it be filled when 2 liters of water flow in 1 second? - Water tank
300 hl of water were filled into the tank 12 m long and 6 m wide. How high does it reach? - Chestnuts
Three divisions of nature protectors participated in the collection of chestnut trees. 1. The division harvested 1250 kg, the second division by a fifth more than the first division and the third division by a sixth more than the second division. Thus, th - Winch drum
Originally an empty winch drum with a diameter of 20 cm and a width of 30 cm on the rescue car, he started winding a rope with a thickness of 1 cm from edge to edge. The winch stopped after 80 turns. It remains to spin 3.54m of rope (without hook). How lo
- The swallow
The swallow will fly 2.8 km per minute. How many km will the swallow fly in one hour? - Carpet
How many crowns CZK do we pay for a carpet for a bedroom when 1m of square carpet costs 350 CZK, and the bedroom has dimensions of 4m and 6m? How many crowns do we pay for a strip around the carpet when 1m of the strip costs 15 CZK? - Wallpaper
3750 cm square of wallpaper is needed to glue a cube-shaped box. Can Dad cut out the whole necessary piece of wallpaper if he has a roll of wallpaper 50 cm wide? - Harvested 21983
There are eight apricot trees in the garden. What was the average yield from one tree if We harvested 130 kg; 215 kg; 198 kg; 284 kg; 97 kg; 90 kg; 160 kg; 252 kg of apricots - Tunnel boring
How much material did they dig when cutting the 400m long tunnel? The area of the circular segment, which is the cross-section of the tunnel, is 62m². - Barrel-shaped 21933
We have a barrel-shaped barrel that has a bottom diameter of 60 cm. How many cm will the water level rise if we add 50 liters of water to the barrel? - Rain
Garden shape of a rectangle measuring 15 m and 20 m rained water up to 3 mm. How many liters of water rained in the garden? - The diameter
The diameter of a circle is 4 feet. What is the circle's circumference?
- Scale plan
On a 1:150 scale plan, the garden is 20 cm wide and 30 cm long. What is the actual width and length of the garden? (in meters) - Course 21753
The course is 80m long. What will be its length on the plan at a scale of 1:500? (in cm) - Calculate 21743
Calculate the block's volume in liters with edge lengths of 3dm, 15cm, and 120mm. - The temperature 6
The temperature was 47°F on Thursday and 60°F on Friday. How much did the temperature rise? - Rectangle 21663
A) Divide a rectangle measuring 126 cm x 72 cm into as many squares as possible. b) Calculate the side length of these squares.
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