Reason + multiplication - practice problems
Number of problems found: 349
- Big factorial
How many zeros end number 116! ? - Hockey
The hockey match ended 7:4. How many different matches could be? - Two-element combinations
Write all two-element combinations from elements a, b, c, and d. - Three-digit
How many do three-digit natural numbers not have the number 7? - Five couples
In how many ways can 5 couples arrange themselves in a row if they stay together? - Chickens
4 chickens give 4 eggs in 4 days. How many eggs can give 8 chickens for 8 days? - Dice
We throw five times the dice. What is the probability that six fits precisely twice? - Continuation 46483
Continuation of the number series 9,12,18,27 - Seven
Seven friends agreed to send everyone a holiday card. How many postcards were sent? - Six on dice
When throwing two dice, what is the probability they will fall at least one six? - Probability 81446
What is the probability that each digit is different in a five-digit number? - Probability 73054
We roll six dice. What is the probability that: a) a six falls twice b) six falls four times - Signs 40171
Fill in the signs to apply 5 5 5 5 5 = 14 - Chocolates
In the market, we have 3 kinds of chocolates. How many ways can we buy 8 chocolates? - Expressions 62294
Express the numbers 18, 28, 32, 40, 48, and 200 as numerical expressions composed of exactly five pairs. - Three-digit 11041
How many three-digit numbers can be composed of 0.5,9 digits? - Difference 1632
The difference between the two numbers is 7. Their product 144. What are the numbers? - Two dice
We roll two dice. What is the probability that the sum of the falling numbers is greater than 3? - Sum and ratio
The sum and ratio of two numbers are equal to 10. Which numbers are they? - Chocolates
How many ways can we distribute eight different chocolates to four children?
Do you have homework that you need help solving? Ask a question, and we will try to solve it.