Maths practice for 11-year-olds. - page 100 of 226

Number of problems found: 4508

Cargo space
The truck's cargo space has dimensions a = 4.2 m, b = 1.9 m, and c = 8.1 dm. Calculate its volume.
Mats
How many m² of leatherette was used to produce five mats with dimensions of 2 m, 1 m, and 8 cm?
Light bulbs
You are in a room with 3 switches. In the next room, there are 3 switched-off classic light bulbs in table lamps; each switch belongs to one light bulb. You cannot see from one room to the other. How do you find out which switch belongs to which light bul
Decoration collection discount
The collection of Christmas tree decorations costs € 12 before Christmas. After Christmas, we could buy it for three-fifths of the original amount. By how many euros did the collection become cheaper?
Zhiwei
Zhiwei wants to divide 19 liters of water equally into six pots. Find the volume of water in each pot.
Jagdeep
Jagdeep had a strip of paper measuring 1.8 m. He cut it into four equal pieces. How long is each piece?
Dinesh
Dinesh ate three cookies, each weighing 1.45 g. What was the total mass of the cookies he ate?
Angie
Angie poured four cartons of milk, each with 2.4 liters, into a mixing bowl. How many liters of milk were there altogether?
Suriani
Suriani had 3.05 m of ribbon. She used up 0.76 m of it. What is the length of ribbon that she has left?
Money pocket
Andy had $5.95 in his pocket. His father gave him another $3.55. How much does Andy have altogether now? B. How much would Andy have to deposit to have $200?
Jansen
Jansen had 1.3 liters of fruit juice. He drank 0.5 liters during lunch. How many liters of fruit juice does he have left?
Number difference
Calculate the difference between the smallest odd four-digit number and the largest even three-digit number, where we can form each number from only these digits: 0, 1, 3, 5, 7, 8, 9 without repeating digits.
The temperature 9
The temperature at 9 AM is 2 degrees. The temperature rises three more degrees by noon. Which expression describes the temperature at noon? Calculate the new temperature value.
Temperature rise and fall
On Friday, the temperature was 82 °F. The temperature changed by –2 °F on Saturday, and then it changed by 5 °F on Sunday. What was the temperature on Sunday? How did the temperature change? Note that we consider the mathematical problem formulated in thi
Number division multiplication
Susan divided 256 by two by two and then multiplied the result by six by 2. What number did she get?
Celsius 2
Five degrees Celsius at midday dropped 12°Celsius degrees by evening. What is the temperature?
From vacation
Táňa brought from vacation a bag full of seashells, but certainly not more than 300 of them. She wanted to give them to her friends, so she divided them into six equal piles. Then she remembered another friend, so she redistributed them into seven equal p
Angle sum puzzle
Jerry had 4 angles written in his notebook, the sum of which was a right angle. The little sister rubberized one corner of it. Determine its size if the remaining angles remain written in the notebook: 12°34, 34°56, 56°9.
Division remainder calculation
Find the number that, when divided by 28, gives the ratio 606 and the remainder 23.
Barrel keg filling
Behind the house stands a barrel with 0.25 hectoliters of water. The father gradually takes 12 liters of fragile water from it for watering until the last 10 liters of water remain at the bottom. At most, how many full kegs could the father fill from this

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