Maths practice for 11-year-olds. - page 193 of 223
Number of problems found: 4456
- The book
The book has 280 pages. Each side is a rectangle with sides of 15 cm and 22 cm. a) how many leaves have the book? b) at least how many square meters of paper should be used to produce this book? - Block-shaped 3062
A block-shaped aquarium with 35 cm and 26 cm bottom dimensions is poured with 18.2 liters of water. How high is the water? - Block-shaped 3059
Calculate the volume of a block-shaped water tank with dimensions of 6.5 m, 4.8 m, 2.8 m - Calculate 3052
Calculate the volume and area of the cube with the length of the edge a) 5m b) 32 mm c) 4.5 dm - Kilograms 3049
The water barrel weighs m kilograms. An empty barrel has a weight and kilograms. What is the weight of water in 15 barrels? - 15 number
What number is smaller (greater) by 15 than its half? - Bus intervals
At 9:00 a.m., three local buses met at the stop. The first bus has intervals of 20 minutes, the second every 25 minutes, and the third every 30 minutes. At what time will they meet again at this stop? - Birthday 3043
Linda and her uncle Slavo have birthdays on the same day. A few years ago, Linda was 13, and her uncle was 45. How many years ago was it today that Uncle Slavo was three times older than Linda? - Roll the dice
What is the probability that if we roll the dice, a number less than five falls? - Raspberries 3034
Find how many raspberries are in the third and tenth baskets, if there are three raspberries in the first and eight raspberries more in each. - Two-thirds 3030
Peter is a 5th-grade student. He collects stickers. He has two-thirds of them in the album, a quarter is ready for exchange, and he wants to give eight stickers to his friends. How many stickers does Peter have? - Kilometers 3029
The car consumed m liters of gasoline per s of kilometers. How many liters of gasoline does it consume per 100 km? - Hotel
The hotel has a p floor each floor has i rooms from which the third are single, and the others are double. Find the number of beds in the hotel. - Points
Gryffindor won 437 points. How many points were obtained by each of the faculties if they were split at a ratio of 5:7:3:4? - Rainfall
How many liters of water fell in a 32m long and 8m wide garden if 8mm of rain fell? - Thickness 3015
The copper sheet metal has a thickness of 3 mm, is 0.9 meters long, and is 75 hundred meters wide. How many kilos does it weigh if one dm³ copper weighs 8.8kg? - Bridge piers
One-quarter of the bridge pier is sunk into the ground. Two-thirds are in the water. Protruding above the water is 1.20 m long. Determine the height of bridge piers. - Cubic meters
How many liters of water are 123 cubic meters? - Stew
To prepare stew for ten loggers, we need 2.5 kg of potatoes, 0.8 kg of meat, 18 dag of flour, 30 dag onion, and one bread. What is the required amount of raw materials for 50 participants in camps where loggers eat 1.5 times more than a camp participant? - Tram lines
Trams of five lines are driven at intervals of 5,8,10,12, and 15 minutes. At 12 o'clock, come out of the station at the same time. How many hours will we all meet again? How many times has each tram passed for this stop?
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