Maths practice for 11-year-olds. - page 193 of 221
Number of problems found: 4414
- Petrol consumption
The car's average consumption is x = @ x liters of gasoline per 100 kilometers. How much petrol does a car use on a 320-kilometer road? - Brothers ages
The three brothers are 42 years old together. John is five years younger than Peter. Peter is two years younger than Michael. How old are they? - Cents no more
Johnny bought pencils for 35 cents each. Neither he nor the salesperson had small coins, just a whole € 1 coin. At least how many pencils did he have to buy to pay for the whole euros? - Number puzzle
Five times the number is the same as three times increased by 14. What is the number? - Cabinet painting
The cabinet has the shape of a cuboid, the dimensions of which are 80 cm and 55 cm, and a height of 1.8 m. The cabinet is painted twice on the outside. How much paint is used to paint the cabinet if 1 kg is enough for 4 m²? (we do not paint the bottom of - Room dimensions
The room dimensions are 5 m and 3.5 m, and the height is 2.85 m. Paint the room (even with the ceiling). There will be two layers. Doors and windows have a total of 2.5 m². One box of paint is enough for 6 m². How many boxes of paint are needed? How much - March fraction
Pupils marched for 2 and 1/4 hours. What fraction of the march did they complete in one hour? - Cube surface area
The wall of the cube has an area of 97 cm². What is the surface of the cube? - The wall
We have to build a cuboid wall with dimensions based on 30 cm and 45 cm and a height of 3.25 meters. Calculate how many we need bricks if we spend 400 pieces of bricks to 1 m³ of the wall. - The cube
The surface of the cube is 150 square centimeters. Calculate: a- the area of its walls b - the length of its edges c - its volume - Bus distance
If the bus runs 5 km in 8 minutes, how many kilometers will it drive in three-quarters of an hour at a constant speed? - Gcd and lcm
Calculate the greatest common divisor and the least common multiple of numbers. a) 16 and 18 b) 24 and 22 c) 45 and 60 d) 36 and 30 - Number puzzle
I think the number. If I add five and multiply the result by 7, I get 245. Which is it? - Package Deal - what to choose
The parents decided to purchase a mobile phone for their son. They choose from the menu: ... Which offer is best? - Speed of sound
The average speed of sound is 330 metres per second. Estimate how long it will take to hear a church bell 1 km away. Calculate the distance from which you would hear the sound after 10 seconds. - Cinema 5
James goes to the cinema every Tuesday for five years. After a year, he learns that a ticket on Wednesday costs only €5.10, while on other days it costs €5.60. He decides to switch to going every Wednesday instead. How much money will he save in total? - Gasoline consumption Skoda MB
The consumption of cars for 100 km is 6.6 liters of gasoline and 1 liter of gasoline costs € 1.274. How many euros did grandfather spend when the car traveled 321 km? - Gears
The gearing fits the wheel with 20 teeth to the wheel with 36 teeth. Before the machine is started, personnel mark the teeth of the smaller wheel and the opposite of the larger wheel. How many times after starting the machine wheels turning that painted t - Division of money
Calculate how many euros Matthew, Miriam, Lucy, Michael, and Jane, when together, have 2,700 euros, and the amounts are at a ratio of 1:5:6:7:8. - Floor
The rectangular floor of the living room has a length of 5.4 meters and a circumference of 17.2 meters. What is its width?
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