Divisibility - practice problems - page 3 of 22
Number of problems found: 421
- Divisible by six
Is 2,047,223 divisible by 6? - The following 2
The following data show the number of kilometers joggers ran in a month 4;6;12;12;18;19;25;30;31;40;40;40;40;47;49;60 Find the median of the data. - Four digit codes
Given the digits 0-7. If repetition is not allowed, how many four-digit codes greater than 2000 and divisible by 4 are possible? - Which 13 Which numbers are perfectly divisible by 3? 45,904 40,404 145,083 16,674 75,035 (use sum of digits)
- What is 20 What is the least number that should be added to 2497 so that the sum of the digits is divisible by 5, 6, and 10?
- A six-sided
A six-sided die is rolled once. What is the probability that the number rolled is an even number greater than two? - Divisible 73494 What digit should X replace so that the number 6X94 is divisible by nine?
- Is prime? Which of the following numbers is prime? 21,11,18,25
- Divisible 72004 Find the natural number between the numbers 70 and 80 divisible without the remainder 5, 3, 15, and 25.
- Probability 71204 On ten identical cards, there are numbers from zero to nine. Determine the probability that a two-digit number randomly drawn from the given cards is: a) even b) divisible by six c) divisible by twenty-one
- My digits
My digits are 1, 2, 5, 6, and 7, but not in that order. My one digit is an even number. My tenth digit is 1. My hundredth digit is a number between 4 and 6. My thousandth digit is the digit with the highest value. I am less than 50000. - Divisible without remainder Determine the number by which all these numbers, 22, 18, 25, 15, 35, and 10, are divisible without remainder. The number is greater than 1.
- 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.
- Difference 68664 The digits 1, 2, 4, and 8 form two four-digit numbers so that all 4 digits are used in the notation of each number. Calculate the difference between such largest even number and smallest odd number (in that order).
- 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.
- Probability 68594 What is the probability that any two-digit number a) is divisible by five b) is it not divisible by five?
- Consecutive 68154 Determine the group of numbers for which the following relations hold: a) The sum of the searched three consecutive even numbers equals 978. b) The sum of the searched four consecutive odd numbers equals 312.
- Three-digit 67834 The number 0,3,7,4 are given. How many three-digit numbers are there: a) if the numbers can be repeated b) if the numbers cannot be repeated c) how many even three-digit numbers if the numbers can be repeated d) how many odd three-digit numbers if the num
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