Maths practice for 11-year-olds. - page 196 of 230
Number of problems found: 4585
- Perimeter 2890
The perimeter of the square is 380 dm. What will be its area? - Chairlift 2886
Arrange the listed speeds from smallest to largest: Š - The sprinter will run 60 meters in 7 seconds, L - chairlift passes 180 meters in 2 minutes, A - the car travels 35 km in half an hour, H - hippo, during the attack, runs 50 meters in 60 seconds. - Calculate: 2884
Calculate: a / 2 + 3 * 4 - 5 * 4 + 3 b / 2 + 3 * (4 - 5) * (4 + 3) c / 2 + [3 * 4 - (5 * 4 + 3)] d / {2 + [3 * (4 - 5)] * 4} + 3 e / 2 + {3 * [4 - 5 * (4 + 3)]} - Beginning 2879
Juro, Fero, and Michael played bullets. In the beginning, everyone had the same number. In the first game, Juro won 4 bullets, and Fero 5 (that means Michael lost nine bullets). Michael won 7 balls in the second game, and Fero lost four. Michael lost thre - Distance 2877
On a map with a scale of 1:50,000, we measured the distance of places AB = 136 mm. The actual distance between cities A and B is: - Multiply 2874
I think the number. If you multiply it by seven and add 3 to the product, you get 80. What number do I think? - Performances 2867
Primary schools in one city received a total of 450 tickets for theatrical performances. The primary school on Košická Street received one-third of all tickets and class VII. And she got two-fifteen tickets. How many tickets to the theater performance did
- Vegetables 2866
In the store, they had 5 times more cucumbers than carrots, which they had 9 kg. They had 5 times less parsley than cucumber, 7 times more onion than parsley, 27 kilograms less garlic than garlic than onion, and 9 times less broccoli than garlic. How many - Ice floe
What is the volume of an ice floe weighing 326 kg? - Kilometer 2864
One cubic decimeter of seawater contains 0.000 000 01 grams of gold. How many kilograms of gold is in one cubic kilometer of seawater? - Sunbathed 2861
There were more than 40 and less than 80 children by the pond. A fifth of the children took a bath, and a seventh sunbathed. How many children were at the pond? - Originally 2859
The farmer expected to harvest ten times more corn than he sowed. After the harvest, he had 20,600 kg of corn in the granary, 1,500 kg more than he expected. How much corn did he originally see? - Shipwrecked 2854
The naval ship had 150 people on board and food supplies for 60 days. The captain took on board 30 shipwrecked sailors. For how many days do they have food supplies? - Millimeters 2851 On a 1:10,000 scale map, two cities are 8.5 cm apart. What distance in millimeters will these cities have on a 1:25,000 scale map?
- Gingerbread house
Janka and Marienka calculated that there were 210 gingerbreads on the gingerbread house. Janko ate one-seventh of all gingerbreads, and Marienka ate a third less than Janko. How many gingerbreads remained in the gingerbread house?
- Yesterday 2846
Erik read one-fifth of the book yesterday. Today he read one-sixth of the book. He has 38 pages to read. How many pages does the whole book have? - Two-fifths 2845
David goes to school by bike and says: "If I go 300 meters further than two-fifths of the way to school, I have just walked one kilometer of the way." How far is David from home to school? - Millimeter 2844
The fastest animal in the world is the cheetah, which reaches a speed of 34 meters per second. One of the slowest animals is the snail, which travels at 1/2 millimeters per second. How many times is a cheetah faster than a snail? - On the number line
What number is exactly in the middle between 9.8 and -2.4 on the number line? - Dripping 2834
In one day, 168 liters of water flow out of a dripping water tap. How many days will 4.2 cubic meters of water flow out?
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