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
- Curtains
Hanak bought 50 m curtains. The dining room needed 90 m and 90 m to the hallways of curtains. How many meters of curtains were bought in total? - Sales off
Calculate the original price of the good if the price after discount 35% and the subsequent rise of 20% is 4500 Eur. - Vector - basic operations
Given points A[-9; -2], B[2; 16], C[16; -2], and D[12; 18]: a. Determine the coordinates of vectors u = AB, v = CD, and s = DB. b. Calculate the sum of vectors u + v. c. Calculate the difference of vectors u − v. d. Determine the coordinates of the vector - Rounding
The following numbers round to the thousandth: - Decomposition
Make decomposition using prime numbers of number 206. The result is written as prime factors (all, even multiple) - Cars
Cars started at 7:00 AM. From point A, the car runs at 40 km per hour, and from B, the car runs at 70 km per hour. Between A and B is a 250 km long road. When and where will they meet (measured from point A)? - Divisors
The sum of all divisors unknown odd number is 496. Determine the sum of all divisors of a number that is twice unknown numbers. - De Moivre's formula
There are two distinct complex numbers, such that z³ is equal to 1 and z is not equal to 1. Calculate the sum of these two numbers. - Exam average
The average of marks that have on the certificates students of 8 A class in mathematics is exactly 2.45. If we did not add 1 and 3 of students Michael and Alena, who arrived a month ago, it would average exactly 2.5. Determine how many students have class - BW-BS balls
Adam has a full box of large or small balls, black or white. The ratio between large and small balls is 5:3. Within the large balls, the ratio of black to white is 1:2, and between small balls, the ratio of black to white is 1:8. What is the ratio of all- - Variations 4/2
Determine the number of items when the count of variations of the fourth class without repeating is 5112 times larger than the count of variations of the second class without repetition. - Variations Find the number of items when the count of variations of the fourth class without repeating is 26 times larger than the count of variations of the third class without repetition.
- Pigs
Pigs are fed by beet. Beet feed contains 11% dry solids, which is 0.74% of digestible crude protein. How much beet must be consumed in one month (30 days) if the weight of digestible crude protein contained in a daily dose of beet was 0.531 kg? - KLMN
In the KLMN trapezoid is given this information: 1. segments KL and MN are parallel 2. segments KL and KM have the same length 3. segments KN, NM, and ML have the same length. Determine the size of the angle KMN. - Playing Cards
Kara has 4 times more cards than Dana. Dana has 4× less than Mary. Together, they have 612 cards. How many cards have each of them? - Alloy
The first alloy is a mixture of two metals in the ratio 1:2; the second is a mixture of the same metals in the ratio 2:3. In what ratio must these two alloys be combined in the furnace to obtain a new alloy with a ratio of 17:27? (All three ratios refer t - Rectangle - sides 3
If in the rectangle ABCD, we enlarge side a by 5 cm and decrease side b by 2 cm, the rectangle area will be reduced by 5 cm². When we decrease the length of side a by 4 cm, and at the same time we increase the length of side b by 3 cm, we increase the are - Tiles
From how many tiles, 20 cm by 30 cm, we can build a square of maximum dimensions if we have a maximum of 275 tiles. - Segments
We divide line segments 37 cm and 2.3 dm long into equal parts, the lengths of which are expressed as integers in centimeters. How many ways can we divide? - RT 11
Calculate the area of the right triangle if its perimeter is p = 45 m and one leg is 20 m long.
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