Reason - practice for 11 year olds - page 2 of 21
Number of problems found: 409
- Following: 80476
In the number 123 456 789, omit the following: a) one digit to create the largest possible number divisible by 3 b) one digit to create the largest possible number divisible by 9 - Symmetrical 80361
Complete the digits to create a symmetrical number divisible by 5 to the number 346. - Transferred 80359
There were 10 apples in the bowl. There were 35 apples in the bucket. Ivan transferred 15 apples from the bucket to the bowl. Then Zora took 4 apples from the bowl. Mom took 2/3 of the remaining apples in the bowl for the pie. How many apples are left in - 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? - Hamburgers 79184
Two sellers, each in their stand, sold hamburgers at the same price, expressed as a natural number in CZK greater than 30. The first seller received 1260 CZK, and the second received only 792 CZK. How much CZK did 1 hamburger cost? How many hamburgers did - Apples
Three types of apples are mixed in a box. What is the smallest number of apples we have to take from the box so that there are certainly at least three apples of the same kind among them? (Explain your solution!) - Strawberry 71664
The opaque package contains five lemons, six apples, and three strawberry candies. At least how many sweets do we have to choose so that there is at least one strawberry among them? - Together 70124
Twins Ela and Nela came to the cinema together with their friend Hela. Only the first 10 seats in the third row are free. How many ways can they be seated if the twins want to sit next to each other, with Nela always to Ela's left and Hel right next to on - Differently 69514
Gabika wants to wear pants, a blouse, a skirt, and a T-shirt to the party. She has two pairs of pants, 3 blouses, 3 skirts, and 4 T-shirts to choose from. How many parties can she attend if everyone wants to go dressed differently? - Three-digit 69114
How many three-digit numbers have a digit sum of 6? Write the ratio of the number of created even and odd numbers and adjust it to the basic form. - Two-digit 68654
List all compound positive two-digit numbers whose greatest common divisor with the number 51 is the number 17. - Divisible 68644
List all divisible numbers by six and seven that are greater than 79 and less than 91. - Minutes 67614
If eight eggs are cooked in 10 minutes, how long will it take to cook 28 eggs? - Symmetrical 67454
How many more squares in the grid in the picture need to be painted to make it centrally symmetrical? square - x x; o; o; x o; o; x; o x; o; o; o o; x; o; o This is a sketch of a grid where the colored squares are x. Thank you, Lucy - Contains 66184
Which natural number contains 12 thousand, 15 hundred, 21 tens, and 11 units? - Achievement 66164
The test consisted of 50 questions, each with one possible correct answer. The test result is given by the sum of the correct answers, a maximum of 100 points. The criterion for admission was the achievement of 50 points. The study applicant answered 36 q - Proportion 65244
Divide number 74 by 9, and find the proportion and the remainder. How much do we have to reduce the number 74 to halve the proportion and increase the remainder three times? - Precisely 64114
We painted a wooden cube with an edge 4 cm long with green paint over the entire surface. Then we cut it into small cubes with an edge length of 1 cm. The number of cubes that have precisely two faces colored green is: - Themselves 64094
The wall clock strikes every full hour, as many strikes as there are hours. The pauses between punches last as long as the punches themselves. At 6:00, exactly 22 seconds passed from the beginning of the first stroke to the end of the last stroke. How lon - 214568793 62744
Find the three digits that need to be deleted from 214568793 to make the number as small as possible. What is the sum of these deleted digits?
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