Multiplication principle - practice problems - page 6 of 30
Number of problems found: 582
- In an
In an ABCD square, n interior points are chosen on each side. Find the number of all triangles whose vertices X, Y, and Z lie at these points and on different sides of the square. - Compartment ball options
We have eight compartments where we put three indistinguishable balls and two distinguishable ones. How many options do we have? - Probability - dice
I roll six six-sided dice; what is the probability that exactly three threes will fall? - Menu choice
In a Jollibee, you have a menu choice of C1, C2, and C3. For dessert, you have a choice of ice cream and mango peach. How many different options do you have? - A bag 2 A bag contains seven green and eight red jellybeans. How many ways can five jellybeans be withdrawn from the bag so that the number of green ones withdrawn will be less than 4?
- Three-digit number creation
From the number 5,4,0,7,8, create three-digit numbers, so they do not repeat and solve the problem by calculation. - Competition in the class
There are 10 students in the class, of which 8 are girls and two are boys. We want to select three for the competition. What is the probability that they will be: a) 2 girls and 1 boy b) 1 girl and 2 boys c) 3 girls d) 3 boys e) at least 2 girls - Four-digit number creation How many four-digit numbers can we assemble from the digits 2, 6, 3, 5, 1, and 9 if the numerals in the number cannot be repeated?
- Shirt short combinations
Dušan has 8 T-shirts and three pairs of shorts in his closet. How many ways can he dress for school? - Probability - dices
We roll six dice. What is the probability that: a) a six falls twice b) six falls four times - Card selection ways
How many ways do we know to select three cards from a deck of seven cards so that there are two red and one green between them? - PIN code probability
When entering the PIN code, we used the digits 2, 3, 4, 5, and 7 only once. What is the probability that someone will guess our PIN code on the first try? - Group placement ways
I have eight groups. How could they place first, second, and third? - Three-digit number creation How many three-digit numbers can be created from the numbers 1, 2, 3, and 4 if you can repeat them?
- Dice sum probability What is the probability that if you roll the die twice, the sum of 12 will fall?
- Three-digit number count Use the product rule to find out how many three-digit numbers exist.
- Second prize
Jamie and Mark each bought a raffle ticket to win a new laptop or a new cell phone, where only 125 tickets were told. The first ticket holder wins the prize of their choice and is removed from the drawing. The holder of the second ticket drawn wins the re - Apple pear division
How many ways can you divide two identical apples and: a) 3, b) 4, c) 5 identical pears between Janka and Mařenka? - Family children probability
We randomly choose a family with three children. We distinguish between gender and age. Determine the probability that: a) the youngest girl will be among the children b) all children will be of the same sex - Probability - on the roll Find the probability that one will fall at least once in three rolls.
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