Maths practice for 12-year-olds - page 74 of 362
Number of problems found: 7225
- Ron has
Ron has 4 2/3 liters of oil. He kept 1 1/4 liters and divided the rest into parts of 3/4 liter each. How many parts did he make? - Two boxes 3
Two boxes of pizza of the same size are left on the table. One box has 1/2 of a pizza, and the other has 3/4 of a pizza left in it. Then, Mother divides all the pizzas into 1/8 each. How many were many slices of pizza left? - Skip's
Skip's Dog Shelter rescues collies. 3/4 of the collies are older than 10, and 1/3 of the remaining collies are between 3 and 5. Suppose there are 2 dogs between the ages of 6 and 10. How many dogs are there in all at this rescue shelter? - A landscaper 3
A landscaper needs 3 4/8 pounds of plant food. He has 1 1/4 pounds in his truck and another 4/6 pound at his shop. How many more pounds of plant food does the landscaper need? - Calculated 80204
Fill in the place of x with such a number that the equality applies. 5/6=15/x How can this be calculated? Thank you - Operation 6
Perform the operation below. Express your answer as a mixed number in simplest form 4 1/6 - 2 2/3 - Cereals If someone ate 1.6 Oz of cereal and the other person ate 2/3 of the cereal. How many ounces would there be?
- Simultaneously 80154
A pedestrian and a cyclist set off simultaneously from two villages 24 km apart. The pedestrian walked at an average speed of 4 km/h and met the cyclist after ninety minutes of walking. What was the average speed of the cyclist? - Construction 80124
The father offered to work on the construction site for 50 hours as part of a voluntary event. How many hours does he have left after he worked on the construction site for 9 days at 3 and 1 half hours? - Minutes 80094
Five hundred liters of water will flow into the pool in 5 minutes, and 120 liters of water will flow out of it in 12 minutes. How many liters of water will be added in 1 hour? - Rectangle-shaped 80074
Pupils had to stack rectangle-shaped pictures with dimensions of 210mm and 84mm so as to cover the square. What is the smallest square we can cover like this, and how many images do we need? - Alwyn Alwyn spends 1 3/4 hours answering his math homework. He also spends 2 1/3 hours doing his homework in English. How much time does he spend doing his homework for these two subjects?
- Product minus sum How much is the product of 6 1/2 and 4 1/3 more than the sum of 3 1/3 and 2 1/6?
- Two brothers 4
Peter is 24 years, and his brother Tom is 6 years. For how long will Peter be three times as Tom? - Find two 4 Find two fractions between 1/4 and 2/3. How do you know you are right?
- Cross-section 79984
A ditch with a cross-section in the shape of an isosceles trapezoid with bases of 3 m and 5 m and arms of length 2 m is 2.5 meters deep and 10 meters long. How many cubic meters of soil did they have to excavate when digging it? - Vegetables 79964
We planted 1/3 of the garden with flowers and 2/5 with vegetables. The rest we sowed with grass. What part of the garden is sown with grass? - Opposite 79954
We color a wooden cube with an edge length of 3 cm so that three walls are blue, three are red, and no two opposite walls are the same color. Cut the cube into 1 cm³ cubes. How many cats will have at least one red wall and at least one blue wall? - Motorcycle 79944
A car travels 11,000 m in one minute. A motorcycle travels at a speed of 330 m in 11 seconds. Which of them will travel the greater distance in 1 hour of driving? - The area 2
The area of a rectangular piece of tablecloth is 3/4 m². Its width is 3/10 m. What is its length?
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