Multiplication practice problems - page 98 of 114

Number of problems found: 2267

Four classses
Students of all 7, 8, and 9 classes in one school may take up 4, 5, 6, and 7 abreast, and nobody will be left. If there are always four classes in each grade, what is the average number of pupils in one class?
Combinations of sweaters
I have four sweaters: two white, one red, and one green. How many ways can you sort them out?
Boat weight
The 3.2 m high container weighs 4.2 tons. The 30 m long ships weigh as much as 30 containers. What weight does the boat have?
Heart as pump
The heart pumps out 5.17 liters of blood in 1 minute. How many liters of blood are pumped per hour, and how much per day?
Arithmetic calculations
Calculate: the sum of twice the numbers a) 12 and 17 b) 13 and 18 The difference of three times the numbers: c) 24 and 9 d) 23 and 6 four times the product of the numbers e) 6 and 13 f) 7 and 14 the product of four times the numbers g) 6 and 13 h) 7 and 1
Left-handed writer
Eva, Lucia, Barbora, Ivana, and Slávka are good friends, so they always want to sit at one long table next to each other in biology class. How many ways can they sit if Slavka is left-handed and, therefore, always wants to sit on the left side of the tabl
Dices throws
What is the probability that the two throws of the dice: a) Six falls even once b) Six will fall at least once
Master and apprentice
Master painted the roof in 3 hours and apprenticed for 4 hours. How many roofs do they paint an hour, and how many in three-quarters of an hour?
Bookbindings plan
The bookstore processed 2,905 bookbindings, thus exceeding the set plan by 4.12%. How many should it process according to the plan?
Sugar production
The cooperative handed over a total of 4,650 tonnes of contaminated sugar beet. At the time of purchase, they deducted 4.7% of the total weight for impurities. Pure sugar beet contained 19.3% sugar, which recovered 90%. How much sugar was made from the tr
Fractions mul add sum
To three-eighths of one-third, we add five-quarters of one-half and multiply the sum by four. How much will we get?
Apple purchase
Three classmates bought apples. Peter bought two whole one-thirds of the kg, Spring 5 sixths of a kg less than Peter and Daniel 2 times as much as Peter. How many kilograms of apples did the boys buy together?
Ski price
The price of skis increased twice from May to December, always by 20%. In December, the skis cost 1440 SKK. What was the original price in May?
Water in body
Water in the human organism of all the compounds represented constitutes about 3/5 of the total weight. How many kilograms of water is in your body when you weigh 51 kg?
Sum 10
What is the probability that two dice thrown twice in a row will result in the sum of 10?
Throw
We throw two times with two dice. What is the probability that the first roll will fall more than the sum of 9 and the second throw has a sum of 3 or does not have the sum of 4?
Dice probability
We throw a die seven times. What is the probability that: a) the first, second, and third times fall six and not in all the others, b) 5 does not fall four times in a row, and yes, in the last 3 hours?
Car mileage
The car drove successively 2.5x10⁵ m, 1.4x10⁷ mm, 8.6x10⁷ dm, and finally 3x10⁶ cm. What is the total mileage?
Euros
Michal, Peter, John, and Lenka got together 2,400 euros. Do they share an amount in a ratio of 2:6:4:3. How many got each of them?
Lcm 2
Create the smallest possible number that is divisible by the number 5,8,9,4,3,

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