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: 19683
- Expression substitution
Substitute for variables and specify the value of the expression: a) x + y + 2x-3y. x = 1, y = 2 b) a + 5b-a + 4b. a = 8, b = -8 c) mn-5mn + 6mn. M = -3, n = -4 d) k + 10m + 5k-6m + 13km. k = 1, m = 0 - Square vs rectangle
A square and a rectangle have the same areas. The rectangle's length is nine greater, and the width is six less than the side of the square. Calculate the side of a square. - Trapezium 2
The trapezium has an area of 24 square cm. How many different trapeziums can be formed? - Coal mined
The monthly plan exceeded 17,000 tons of coal at the mine by 12.5%. How many tons of coal did they mine? - Classroom
One-eighth of the 9th class was interested in studying at a grammar school, a business academy one-sixth, and a secondary vocational school quarter to SOU third. The remaining three students were interested in the school of art direction. How many student - Collecting day
On collecting day at school, pupils of three classes took 1063 kg of paper. Class B collected half more than A-Class and class C 55 kg more than B. How many kilograms of paper were collected in each class? - Plane and helicopter
From two airports, a plane and a helicopter took off at the same time. The helicopter was flying to the airport from which the plane took off, the plane to the airport from which the helicopter took off. When they passed each other, the helicopter had flo - Two trucks
Two trucks left cities A and B against each other and met after an hour. The first car came to B 27 minutes later than the second car to A. Calculate the car speed if the distance between cities A and B is 90 km. - Fraction equation
Calculate x: (x-1) over (x-2) + (x-2) over (x-4) = 4 - Glass cost
We had eight panes of glass cut by the glazier. Each had the shape of a square with a side of 18 cm. We paid 44 CZK. How much does 1 m² of glass cost? - Trapezoid MO-5-Z8
ABCD is a trapezoid in that lime segment CE is divided into a triangle and parallelogram. Point F is the midpoint of CE, the DF line passes through the center of the segment BE, and the area of the triangle CDE is 3 cm². Determine the area of the trapezoi - Two cyclists
Two cyclists set off at the same time from the same point. One travels north at 20 km/h and the other travels east at 26 km/h. What is the straight-line distance between them after 30 minutes? - Coal consumption
The locomotive consumes 22 kg of coal when climbing per kilometer. It consumes 10 kg when descending or driving on a flat surface per one kilometer. The line is 62 km long, and coal consumption on this line was 800 kg. How many km of the climb was there o - Hair salon customers
Sixty customers visited the hair salon. Customers were either blondes, brunettes, brunettes, or redheads. One in three was brunette, one in five was blonde, and one in fifteen was a redhead. How many brunettes were there in the salon? - Bottle tube
Premium quality olive oil is sold in a glass bottle with a square cross-section packed in a special cylinder tube. The square's perimeter that forms the bottle's cross-section is 28 cm. What is the radius of this tube? - Age puzzle
If we add the age of a man and a woman, we get the sum of 91. He is now twice as much. How old was she when he was as old as she was now? - Book cost
Four books cost m crowns. How many 5, 6, 7, 8 such books cost? - Car overtaking
From place A, the cyclist drove at a speed of 24 km/h. They sent a car behind him an hour later, traveling at 60 km/h. When and how far from place A will a cyclist travel? - Fraction order
Arrange fractions in ascending order: 7/9, 5/6, 2/3, 11/12, 3/4; Write the resulting order as a 5-digit number, digit = order. - Clothing cost
He bought a T-shirt, a tie, and a shirt. The tie was three times cheaper than the shirt, and the T-shirt was 70 CZK more expensive than the tie. He paid a total of 470 CZK. How much did he pay for a tie, a T-shirt, and a shirt?
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