Equations practice problems - page 145 of 250
Number of problems found: 4997
- Clubhouse
A clubhouse contained only chairs and tables. Each chair had 4 legs and each table had 3 legs. A group of scouts arrived; each sat on a chair, 2 chairs were left empty, and the total number of legs in the room (people + furniture) was 101. How many chairs - Age
In 1960, my age was equal to the digits sum of the year of my birth. What is my age now? - Two bodies 2
Two bodies start moving simultaneously from the same place in the same direction. The first body moves with uniform acceleration with an initial velocity of 4 m/s and an acceleration of 0.5 m/s², while the second body moves with uniform deceleration with - Watching TV
One evening, 2/3 of the students watched TV. Of those students, 3/8 watched a reality show. Of the students who watched the show, 1/4 recorded it. What fraction of the students watched and recorded reality TV? - Watering Can Weight Empty
A full watering can weigh 27 kg. When half full, it weighs 15 kg. How much can an empty watering weigh? - Z7–I–4 2018 MO Betka
Karel was playing with gears assembled into a gear train. When he turned one wheel, all the others turned too. The first wheel had 32 teeth and the second had 24 teeth. When the third wheel (which is in the middle of the gear train) made exactly eight ful - Two cars 6
Two cars leave the same place one after the other, 15 seconds apart. Both move with uniform acceleration from rest: the first car with an acceleration of 0.5 m/s², and the second car with an acceleration of 2 m/s². Determine: a) the time and distance at w - Two bricks
One brick weighs 1kg and half a brick. How many kilograms weigh two bricks? - Number operations puzzle
I think the number. I will increase it by 6, then decrease the increased number by 12, and then multiply the result by the number -2. I divide the product by the number -8 and get the number -4. What number do I think? - Solve Equation Operations
Solve the equation: (x + 6) -12x (-2): (-8) = - 4 - Two numbers 7
The sum of two consecutive even numbers is 30. Find the numbers. - AP RT triangle
The length of the sides of a right triangle forms an arithmetic progression, and the longer leg is 24 cm long. What are the perimeter and area? - Father and son
Father and son weigh together 108 kg. The father weighs 2.6 times more than his son. How much does the weight of my father and son count? - Five pupils
Five pupils clean 30 chairs one hour before four pupils. How many chairs clean one pupil in 1 hour? - There
There are 32 trees of three species in the orchard. 25% cherries, three-eighths are pears, and other plums. How many plums are in the orchard? - The tourist
The tourist traveled 190 km in 5 hours. Part of the journey was at 5 km/h, and the rest was by bus at 60 km/h. How long has a bus gone? - Positive integers
Find all positive integers x and y for which: 1 / x + 1 / y = 1/4 - Theater Fee Students Count
Five-ninths of the class has already paid CZK 60 for a theatrical performance. So, there are only ten sinners left. How many students go to class? - Four Consecutive Even Numbers
Jerry and his grandfather often played mathematical games. His grandfather gave him the following puzzle: The sum of four consecutive even numbers is 116. What are they? - Cyril Dalibor age
Cyril was one-quarter the age of Dalibor 3 years ago. In how many years will Cyril be half as old, given that he is now one-third as old?
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