Maths practice for 11-year-olds. - page 134 of 226
Number of problems found: 4508
- Quintuplets
The quintuplets (Ela, Hela, Jela, Žela, and their brother Belo) wanted to divide a round cake fairly among themselves. As they could not cut it into five equal parts, Belo suggested to his sisters: "Divide the cake among the four of you into equal parts. - Five-digit even number
Write a number 5792 smaller than the smallest 5-digit number composed of various even numbers. - Hens and pigs
Hens and pigs have 46 feet in total. At least how much can heads have? - Sum of four numbers
The sum of four consecutive natural numbers is 114. Find them. - The rod
The rod has a length of 90cm. Half is painted blue, the third is red, and the rest is yellow. How long is the yellow part of the rod? - Number multiplication puzzle
Seven times a number is 105 more than four times the same number. What is the number? - Rectangle dimension change
Scale both dimensions of the rectangle in the ratio 9:4. The original dimensions are 0.8 dm and 16 cm. What are the dimensions of the rectangle after the change? - Dividing into stacks
Determine the smallest possible number of workbooks divided into stacks of 6, 8, 9, or 10. - Unknown number calculation If I add a third and a half of an unknown number, I get a number 1 greater than 21/6. What's the number?
- Addition of mixed numerals
Add two mixed fractions: 2 4/6 + 1 3/6 - Bus travel time
The bus goes 9 km in 7 minutes. How long will it take to go 35 km (in hours)? - Father Daughter Age Multiple
Dad is 43 years old, and his daughter is 17 years old. How many years ago was a father three times older than a daughter? - Dice box count
Stanley got a box of dice. Half of them were brown and blue, and the other half were red, yellow, and green. There were 12 more red than yellow dice, 19 more red than green, and 5 more green than yellow. How many cubes were in the box? - Reading book
If I read 15 pages daily, I will read the book in 20 days. How many pages do I have to read a day if I want to finish the book in 12 days? - Diamond - simple
Calculate the circumference and area of the diamond if the side is 5 cm long and the height is 3 cm long. - Kite paper purchase
The production of kites requires 12 square meters. The paper is 125 cm wide. How many meters of paper do we need to buy? - Caleb
Caleb is making lemonade for a party. He has 5 gallons of lemonade. He puts 1/3 cubic inch of lemonade in a cup for each guest. How many guests are going to be at the party? - Milo lifted
Milo lifted 65 lb 6 times, and Jeremy lifted 50 lb 9 times. Which one lifted the most weight? - Melting point
The melting point of mercury is -36°F, and its boiling point is 672°F. What is the difference between the boiling point and the melting point? - Chair cost calculation
There are 3 times more chairs in the kitchen than in the children's room. There are 2x fewer chairs in the children's room than in the living room. There are 2x more chairs in the living room than in the garden, where there are 2 chairs. All the chairs we
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