Equations practice problems - page 239 of 250
Number of problems found: 4996
- Two wine
In the ratio of 2:1, mixed wine solution cost 4.4 USD. In the ratio of 1:2, mixed wine solution costs 4.8 USD. How much does a liter of each wine cost? - Geodesist
Triangle-shaped field (triangle ABC) has a side AB = 129 m. path XY is parallel to the side AB, which divides triangle ABC into two parts with the same area. What will be the length of path XY? Help, please, geodesist. - Mom and daughter
Mom is 21 years older than the daughter. What is the age difference between them in 32 years? - Trains
Daily passes the same track section 10 pairs of trains with average 2140 passengers. How many people, on average, travel on one train? - Angles in a triangle
The angles of the triangle ABC make an arithmetic sequence with the largest angle γ=100°. What sizes have other angles in a triangle? - Leg and height
Solve right triangle with height v = 7.8 m and shorter leg b = 15 m. - Moving
Walter left the house at three o'clock at 4 km/h and, half an hour later, went from the same place to Philip by bicycle at speed 11 km/h. How long does it take Philip to catch up with Walter, and how far from the house? - Salary
Since the beginning of the year, Mr. Johnson has earned a monthly salary of 833 USD. From which month was his salary increased by 81 USD, and when in the year did he earn 10887 USD (enter as a number from 1 to 12)? - Popsicles
Franc went to buy ice lollies. If he buys 4 popsicles, he misses 1 USD. When he purchased 3 popsicles, he got back 3 USD. How many USD was a popsicle? - Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 30, she subtracts it. What is the difference between the result and the correct result? - Built-up area
John build-up area 4.3 x 6.3 = 27.09 m² with building with a wall thickness 25 cm. How many centimeters would he have to subtract from the thickness of the walls that the built-up area fell by 5%? - Saving
Gejza save € 1470 to buy a car. Yet it lacks save 45% of the car price. How much is the car? - Rising price
The book first becomes more expensive by 5 euros. The new price was later increased by 28% after the second price increase book cost 30 euros. What was the original price of the book? - Pharmacy
At a pharmacy, one container holds a 20% disinfectant solution and another holds a 50% solution. 16 litres of a 26% solution need to be prepared. What amount of solution from each container is needed? - Addends
The number 681 is divided into two addends. The first was 9 greater than 60% of the second. Determine these addends. - Fertilizer
Mr. Gherkin uses for fertilization 7% solution of fertilizer. 9 liters of it still left. How much water must be added to the solution to make only the 4% solution? - Workers
Two workers, A and B, will be done work together for 10 days. They worked together for 8 days. Then A worker became ill, and worker B finished the job alone for 6 days. If every worker worked alone, how many days did the whole work take for workers A and - Suit
The suit cost 201 euros. How much cost the pants if it is 40% cheaper than the jacket? - Balls
Michal told Martin: give me one ball, and I'll have twice as you. Martin said: Give me 4, and we will have equality. How many balls does each have? - Madams
During spring cleaning, ladies were going to wash the windows. Mother takes 2 hours to wash all the windows, the grandmother takes 2 times longer, and Paula washes all the windows in 2 hours. How many hours will you spend washing the windows of this "wome
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