Maths practice for 11-year-olds. - page 80 of 230
Number of problems found: 4584
- One fourth
One-fourth of an apple pie is left for two family members to share equally. What fraction of the original pie will each member get? - Birthday party
Jay brought two pizzas for his birthday party. At the birthday party, they eye 1 4/7 pizzas. What's the fraction of pizzas they have left? - Comenius 46531
Teacher of the Nations "J. A. Comenius was born in MDXCII and died in MDCLXX. How many years did he live? How many years have passed since his death? - Flooring 46511
The carpet covers 8 m² of flooring, which is one-third of the entire floor area. How big is the whole floor? - Plasticine 46461
How many grams of plasticine do we need to model a cube with an edge of 150 mm if 1 cm³ weighs 2.1 g? - The dice
Find the probability that a number divisible by two or three will fall when the dice are rolled. - Calculate 46381
Calculate the volume of the two pots and compare them. The first pot is 40cm high, and the diameter of its bottom is 24cm. The second pot is 24cm tall, and the diameter of its base is 40cm.
- A large 2
A large popcorn bag holds four times as much as a small popcorn bag at the end of the party, with 3 1/3 small bags and 2 1/4 large bags left. How many small bags with the leftover popcorn fill? - Living room
Marina's new living room is a rectangle with a length of 8 meters and a width of 5 meters. She wants to buy a carpet to cover half of the living room, and each square meter of the carpet costs $4. How much will the total cost for Marina be? - Circumference 46181
Calculate the area of a circle that has a circumference of 314 cm. - Diameter 46141
The road roller has a diameter of 1.4 m and a length of 160 cm (a) how many square meters the road rolls when it turns 95 times b) how many times does it turn when rolling a 3 km-long section - Jonah
Jonah has an 8-pound bag of potting soil. He divides it evenly among five flowerpots. How much soil is in each pot? Show your answer as a fraction or mixed number. Solve this problem any way you choose. - Cylinder 46101
Barell has a cylinder shape, a volume of 130 l, and a base radius of 30 cm. What is the height of the barrel? - Third interior angle
Find the third interior angle of the triangle ABC where: α = 48°, γ = 65°. - A rope
Paul can cut a rope into equal lengths with no rope left over. The lengths can be 15cm, 18cm, or 25cm. What is the shortest possible length of the rope?
- The vase
The vase is a cylinder with a diameter of 1.2 dm. From the upper edge to the water level, it is 20 cm, and the water depth is 35 cm. If it were filled to the brim, how much ml of water would fit in it? - A recipe
A recipe requires 3/4 cups of milk. Paula is making 1/2 of the recipe. How many cups will Paula use? - Calculate 45931
Calculate the area of a circle with a radius of 72.9 cm. Specify it in cm2, and enter only a numeric value in response. - Regularly 45851
Each of the three players draws 3 top cards from the deck of 54 cards and returns one card to the deck below. The first, second, and third players alternate regularly. In which round does the first player draw the card he got rid of in the first round? - Measuring 45801
The aquarium has the shape of a block measuring 80 cm, 30 cm, and 20 cm. The water level reaches 6 cm below the upper edge. How many liters of water are in the aquarium? (1 liter = 1 dm3)
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