Maths practice for 11-year-olds. - page 98 of 224

Number of problems found: 4465

Vax candles
How much dm³ of wax do we need to produce 15 cube-shaped candles with 8 cm, 8 cm, and 1 dm dimensions?
Dimensions 33763
The pool has dimensions of 4.8 m and 65 dm. To what height is water filled in a pool if there is 1,029.6 hl of water in it?
Bricks
How many bricks are needed for a wall 14.5 m long, 2 m high, and 45 cm thick if 285 bricks are needed for one m³ wall?
Block-shaped 33731
How much sand is needed for a block-shaped landing pad with dimensions: Length 5.25 m, width 2.25 m, and the layer of sand should be 30 cm thick. How many times do we have to turn the cart if we load 0.75 m of sand on the cart?
Into box
How many cubes with an edge of 2.5 cm fit into a box measuring 11.6 cm, 8.9 cm, and 13.75 cm?
Fairy-tale 33711
How much paper was spent on gluing 12 fairy-tale children's cubes with an edge 3.8 cm long?
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 a light bulb. You cannot see from one room to the other. How do you find out which switch belongs to which light bulb
Three-fifths 33481
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 strips. How long is each shorter strip of paper?
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?
Three-digit 33263
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 this w

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