Divisibility + comparing - practice problems
Number of problems found: 9
- Five-digit 78944
What is an even five-digit number whose digit sum is 44? - Is prime?
Which of the following numbers is prime? 21,11,18,25 - 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. - How many
How many numbers are less than 222 with a digit sum is 8?
- The Hotel
The Holiday Hotel has the same number of rooms on each floor. Rooms are numbered with natural numerals sequentially from the first floor, no number is omitted, and each room has a different number. Three tourists arrived at the hotel. The first one was in - Integers 6915
Which even integers are greater than -1 1/4 and less than 7 1/4? The mark is on the number axis. - Mathematics 6522
There are more than 20 but less than 40 students in the class. A third of the pupils wrote the mathematics test with a one, a sixth with a two, and a ninth with a three. Nobody got a four. How many students in the class wrote the test on a five? - Different 5402
Adélka had two numbers written on the paper. When she added their greatest common divisor and least common multiple, she was given four different numbers less than 100. She was amazed that if she divided the largest of these four numbers by the least, she - Meadow
On the meadow grazing horses, cows, and sheep, together with less than 200. If cows were 45 times more, horses 60 times more, and sheep 35 times more than there are now, their numbers would equal. How many horses, cows, and sheep are on the meadow togethe
We apologize, but in this category are not a lot of examples.
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