Multiplication practice problems - page 93 of 116

Number of problems found: 2315

Digits
How many natural numbers greater than 4000 are formed from the numbers 0,1,3,7,9 with the figures not repeated, B) How many natural numbers will be less than 4000, and can the numbers be repeated?
Math logic
There are 20 children in the group. Every two children have a different name. Alena and John are among them. How many ways can we choose eight children to be among the selected A) was John B) was John and Alena C) at least one was Alena, John D) maximum o
First class
The shipment contains 40 items. 36 are first-grade, and four are defective. How many ways can we select five items so that it is no more than one defective?
Napkin exchange
Faith and Darina exchanged napkins. They always exchanged nine yellow for six red napkins. How many red napkins will Faith receive for 54 yellow ones?
Cards
From a set of 32 cards, we randomly pull out three cards. What is the probability of drawing two kings and one ace?
Kangaroo
Kangaroo does ten jumps in 1 minute and then three minutes lie, then will make ten jumps in 1 minute and 3 minutes lie, and so on. Find the shortest time in which a kangaroo does 30 jumps.
Two aces
From a 32-card box, we randomly pick 1 card and then two more cards. What is the probability that the last two drawn cards are aces?
Ratio - proportion
Reduce the number 16 in proportion. 3:2 5:4 11:8
Strawberry jam
Friends Marika and Kate decided to prepare strawberry jam together. According to the recipe, they needed 50 g of sugar for 0.5 kg of fruit. How many kilograms of sugar must the friends prepare if they make jam from 2.3 kg of strawberries?
Lock combinations
Please calculate the possibility of combining three numbers, where each number can be from 0 to 9. For example, the number of combinations on the suitcase is equipped with close to three digits.
Pizza promotion
Thirty football players came to the pizzeria. A pizza order promotion is going on right now: "If you order 2 pizzas, get the third one free". The football players ordered so many pizzas that each one missed 1 pizza. How many pizzas did they pay for if the
Divisible by five
How many different three-digit numbers divisible by five can we create from the digits 2, 4, and 5? We can repeat the digits in the created number.
Prime product
My number for today: the product of the square of the smallest prime number with the smallest two-digit prime number
Concrete pedestal
The carpenters made wooden mold on a concrete pedestal in the shape of a cube with an edge 2 meters long. What is the area in which the concrete touches wooden molds? (No lid or bottom)
Products
Fifteen products are 48 € more expensive than 12 products. How many euros will it cost for five same products?
Salami
We have six kinds of salami, six of which have ten pieces, and one of which has four pieces. How many ways can we distinctly choose five pieces of salami?
Electrical appliances
In electrical appliances of a certain type, a manufacturing defect occurs with a probability of 0.1. In products with the mentioned defect, a failure occurs during the warranty period with a probability of 0.5. Products that do not have a manufacturing de
MO Z6-6-1
Write integers greater than 1 to the blanks in the following figure so that each darker box is a product of the numbers in the neighboring lighter boxes. What number is in the middlebox?
Three-digit code
The five cards with the numbers 1, 2, 3, 4, and 5 put together all three-digit odd numbers. How many are there?
Train colors
The locomotive pulls six wagons. Each of the wagons is either red or blue. The order of colors of individual wagons is the same from the front and back. How many such trains can you draw?

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