Maths practice for 11-year-olds. - page 108 of 224
Number of problems found: 4465
- Equation: 25581
Solve the equation: (7x-1) / 3 + (5 + 3x) / 2 = 5x - 6 - On Turtle Island
The weather on Turtle Island is unusual. It always rains on Mondays and Wednesdays, it is foggy on Saturdays and the sun shines on the other days. A group of tourists want to come to the island for a 44-day vacation. What day should the vacation start so - Calculate: 25551
Calculate: a) 17 + (-23) - (-42) = b) - 32 - (+12) + (+13) = c) 6.7 - (+ 2.5) - (- 8.2) = d) - 0.56 - 4.38 + 6.78 = - Interval 25531
The period is between 8:15 and 9:05. The period is to be divided into six parts. How long will it take one interval per second? - Simultaneously 25521
People travel to the seaside in Greece for 8-day, 10-day and 12-day stays. An assigned delegate flies there and back with each group of passengers. On May 1, all three groups and their delegates will fly to the sea simultaneously. When will all three dele - Aquarium 20
Martin wanted to help his father glue together an aquarium. He read in the manual that it should have a volume of 45 liters. But he didn't have much space on the table, the bottom of the aquarium could only be 25 cm and 40 cm. How high does the aquarium h - Remaining 25441
An isosceles triangle has the size of the angles at the base alpha = beta = 34 degrees 34 minutes. Calculate the magnitude of the angle at the remaining vertex of the triangle in degrees and minutes. - On a
Someday, the Sun, Venus, and the Earth will be in eclipse, i.e., Venus will be between the Sun and the Earth. Venus orbits the Sun in 225 days. In how many years will all three bodies be in alignment again? - Flowerbed 25241
How large should we sow an area with grass in a circular flowerbed with a radius of 4m? - Radius 25211
The wheel has a radius of 31 cm. If we ride 1,168 km, how many times does it turn? - Quadrilateral 25201
Calculate the volume and surface of a regular quadrilateral prism with a base edge a = 46 mm and a height v = 0.67 dm. - Millimeters 25051
The juice is sold in cans with a radius of 30 mm and a height of 11 cm. There are 0.25 liters of juice in the cans. How many millimeters below the can lid is the level? - Second side
Calculate the length of the other side of the rectangle if its circumference is 60 cm, and one side is 10 cm long. - Calculate 24941
Calculate the surface and volume of a cylinder with a base radius of 5 cm and a height of 8 cm. - Divided 24811
Walgal cake was divided into thirds. Peter ate one piece. How much of the cake did he eat, and how much cake was left? - Volumes 24771
The block and the cube have the same volume, 216 cm³. The block has side lengths of b = 4 cm and c = 9 cm. Can they have the same side? - Average price
The sixth grade went on a trip to Moravia. Every 26 pupils paid CZK 320, and the school paid a total of CZK 3,510. What was the average price of a trip per student? - Business 24751
Dad drove a business trip to a place 348 km away. He arrived at the scene after four hours. What was the average speed? - Wednesday 24741
Eva read 20 pages of the adventure book on Monday,15 on Tuesday, and 19 on Wednesday. She did not read on Thursday but read 36 pages on Friday. On average, how many pages per day did she read? - Trapezoidal 24731
Calculate how many candies fit in a box shaped like a 4-sided prism with a trapezoidal base with base dimensions of 20 cm and 3.2 cm. The distance between the bases is 50 mm. The container is 32 cm high, and 1 candy occupies 2.5 cm³ of volume.
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