Natural numbers - math word problems - page 73 of 94
Number of problems found: 1878
- Triangle Side Lengths
The triangle has side lengths expressed in whole centimeters. One of them measures 8 cm, and the sum of the remaining two sizes is 32 cm. Determine the lengths of the remaining sides. Find all solutions. - Three-digit number composition
How many three-digit numbers can be composed of 0.5,9 digits? - Electing Commander and Representative
How many ways can a commander and a representative of a 20-member group be elected? - Three-digit numbers
How many different three-digit natural numbers can be created so that the digits are different and the last digit is 0? - Number line arrangement
On a number line, consider the points corresponding to the values a, 2a, and 3a + 1 arranged in all possible orders. For each arrangement, decide whether it is possible. If yes, give a specific example; if not, explain why. - Twenty-five
How many are three-digit natural numbers divisible by 25? - Karel digit error
Carl had to multiply two two-digit numbers. Out of care, he changed the order of the digits in one of the factors and got a product that was 4,248 less than the correct result. What is the correct result? How much should Karl have earned? - Bombastic number
We call a natural number N bombastic if it contains no zero in its notation and if no smaller natural number has the same product of digits as the number N. Charles first became interested in bombastic prime numbers and claimed that there were not many of - Cauliflower sales
Miss Cabbage sells vegetables in the market. Yesterday, she offered two types of cauliflower - a large one for 25 CZK and a small one for 15 CZK. In the morning, she sold 8 boxes of 20 heads of cauliflower and thus earned 3,270 CZK. How many large and how - Monogram letter combinations
Calculate how many different monograms (short name and surname) I can make from the letters A, E, M, Z, and K. a) with repetition: b) without repetition: - Sound triple creation
How many triples of sounds can be created from sounds f, o, u, r? You solve using a tree diagram. - Five-digit number creation
List all five-digit numbers in ascending order that can be formed using the digits three, four, and two zeros. - Couple train boarding
Ten married couples board the train, which has five cars. How many ways can they take if no two spouses want to be in the exact vehicle? - Round table
Eight people are sitting at a round table. In how many ways can they be seated around the table? - Leader captain selection
How many ways can a 6-member football club member choose a leader and captain from among themselves? - Four-digit numbers How many four-digit numbers can we make from the numbers 2, 6, 3, 5, 1, and 9 if we cannot repeat the numbers in the number?
- Same Birth Month Probability
How many people must be in a group for at least two of them to be born in the same month? - House number divisibility
The number of Beata's house is 2018. The numbers of Jura's and Dan's houses are made up of the same numbers. A) What number of Jura's house can be if it is divisible by 4? List all the options. B) What can Dan's house number be if it is divisible by 5? Li - Line
Straight-line passing through points A [-3; 22] and B [33; -2]. Determine the total number of points of the line in which both coordinates are positive integers. - Elephant population
In 1979, 1.3 million elephants lived in Africa. By 1989, their number had dropped to 600,000. On average, how many elephants have died each year during this period?
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