Searching word math problems
Discover the latest math problems and word problems designed to deepen your understanding of mathematics. Solutions are explained simply and clearly so that everyone can follow along. Regular practice is the best way to succeed at school and in entrance exams. New problems are added every day — come back and practice more.Number of problems found: 19688
- Cost of One Notebook
Zdeněk bought seven notebooks, and Pavel bought nine identical notebooks. Pavel paid 8 CZK more than Zdeněk. How many crowns did one notebook cost? - Six-digit primes
Find all six-digit prime numbers that contain each one of digits 1,2,4,5,7, and 8 just once. How many are there? - Paper money distribution
The four friends received money for collecting paper as follows: Miro received a quarter of the entire amount, Rob received a third of the remaining money, and Boris received half of the second remaining money. Peter had 1.50 euros left. How many crowns d - Three Day Hike Distances
Pupils walked a total of 30 km during the three-day trip. On the first day, they ran twice as much as on the third day, and on the second day, they ran 6 km more than on the third day. How many km have they traveled each day? - She encoded
Aunt Heda likes puzzles, but her memory is no longer working for her. She chose the 4-digit code on her mobile phone as follows: She encoded her name according to the order of the letters in the alphabet (A=1 B2 C3 D4 E5 F6 G7 H8 I9 ) inserted one multipl - Find diagonal
Find the diagonal length of a cuboid with length=20 m, width=25 m, and height=150 m. - A cylindrical tank
A cylindrical tank can hold 44 cubic meters of water. If the radius of the tank is 3.5 meters, how high is the tank? - Final exam
There are five learners in a class who wrote a final exam. Aleta scored 55%, Vera scored 36%, and Sibusiso scored 88%. Thoko scored 71%, and the class average was 63%. What was David's score as a percentage? - Allan
Allan keeps tropical fish. His aquarium is 4 feet long, 1 foot wide, and 2 feet tall. Each fish needs at least 0.5 ft³ of water. What is the maximum number of fish he can keep in the aquarium? Please show your solution. Please - Volume of ball
Find the volume of a volleyball with a radius of 4 1/2 decimeters. Use 22/7 for π - The volume 2
The volume of a cube is 27 cubic meters. Find the height of the cube. - Mini-survey In our class's mini-survey about the popularity of individual subjects, it turned out that 11.1% of pupils like mathematics, 18.5% enjoy languages, 30.4% like physical education, and the remaining 12 pupils have several popular subjects. How many students
- Cube diagonals
Calculate the length of the side and the diagonals of the cube with a volume of 27 cm³. - On a farm
A farm has 900 rabbits, 700 sheep, 300 cattle, and 500 pigs. What percentage of the total number of animals are rabbits? - Clogging
How much distilled water must the pharmacist add to 30 g of a 30% hydrogen peroxide solution to obtain a 3% solution for clogging? - Rectangle 45
The perimeter of a rectangle is 60 cm if the length of the rectangle is 20 cm. a)find the width b)find the area. - Apartment rent difference
The apartment on the first floor has an annual rent of 10% higher than the same apartment on the second floor. The difference in the yearly rent is €105. What are the annual rent for the apartment on the first floor and the apartment on the second floor? - Two friends
Peter can do all his work himself in 6 hours, while Martin can do the same work himself in 8 hours. Peter worked first and was then replaced by Martin, so the whole work was done in 6.5 hours. Calculate how long Peter worked before being replaced by Marti - Diamond diagonals
Find the diamond diagonal's lengths if the area is 156 cm² and the side is 13 cm long. - Matrix determinant change
We have a matrix of order n ≥ 3. If we add the last column to each column (including the last), how does its determinant change?
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