Equations practice problems - page 144 of 250
Number of problems found: 4997
- On line
On line p: x = 4 + t, y = 3 + 2t, t is R, find point C, which has the same distance from points A [1,2] and B [-1,0]. - Kilograms of fruit
Mom paid SKK 132.50 for the purchase. She bought bread, 5 kg apples, and three liters of milk. We know that bread costs twice as much as milk, and a kilogram of apples costs 6.50 SKK less than milk. How many SKKs did milk and bread and a kilogram of apple - Weekend Cycling Distance
Peter cycled 24 kilometers on the weekend, twice as many on Saturday and Sunday. Thus, he cycled 24 kilometers more on Saturday than on Sunday. - Three Languages Students Count
Out of 100 students, 30 studied German, 28 studied German, 42 learned French, eight studied German and German, 10 German and German, and 5 German and German. How many students have learned all three languages? - Natural number product
The product of two natural numbers is 323, and their difference is 2. Determine the numbers. - Filip friend age
Philip's friend is three times younger than Philip's father. He will be two years younger. How old is Philip's friend? - Axial symmetry
Find the image A' of point A [1,2] in axial symmetry with the axis p: x = -1 + 3t, y = -2 + t (t = are a real number) - Two ships
The distance from A to B is 300 km. At 7:00 AM, a ferry departed from A toward B at a speed 20 km/h greater than a ship that departed from B toward A at 8:00 AM. They met at 10:24. Find the distance of the meeting point from A and determine when each vess - Finding Percent of Percent
Find a number that is 14% as much as 5% of 196 - The third
The one-third rod is blue, one-half of the rod is red, and the rest of the rod is white and measures 8 cm. How long is the whole rod? - Olympiad Participants Set Problem
Out of 50 pupils, 44 solved at least one of the Olympiads - MO Mathematical Olympiad and BO Biology Olympiad. Twenty pupils still need to solve the MO. Of those who dealt with both Olympiads, 1/3 of those who dealt with just one were. How many pupils solv - Bedrich and Adam
When Bedrich is as old as Adam today, Adam will be 14 years old. When Adam was as old as Bedrich, Bedrich was two years old today. How old are Adam and Bedrich today? - MO Z8-I-1 2018 Frank and David meet daily in the elevator. One morning, they found that if they multiply their current age, they get 238. If they did the same after four years, this product would be 378. Determine the sum of the current ages of Frank and David.
- Powers 3
2 to the power of n divided by 4 to the power of -3 equals 4. What is the value of n? - Acceleration of a train
The train passes 700 m, braking with an acceleration of -0.15 m/s². How long does it break, and what is the final speed of the train if the initial was 55 km/h? - Drying herbs
Herbs lose 75% of weight by drying. How many fresh herbs do you have to collect if you want to make 1.5 kg of dried herbs? - Distance problem 2
A=(x,2x) B=(2x,1) Distance AB=√2, find the value of x - Distance problem
A=(x, x) B=(1,4) Distance AB=√5, find x; - Equation 20 In the given equation: 8/9-4/5=2/9+x, find x
- Microorganisms
The first generation of microorganisms has a population of 13500 members. Each subsequent generation is 11/10 times the previous one. Find out how many generations will reach at least three times members of the first generation.
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