Equations practice problems - page 195 of 242
Number of problems found: 4827
- Number calculation
Calculate a number whose three-quarters is two less than two-fifths its double. - Number puzzle
The difference between five and three times the number, what I think, is three greater than this number. What number do I think? - Apple division
The three brothers had 24 apples. Everyone kept half and divided half between the two brothers. Everyone had as many apples as they had three years ago. How old were they? - Positive number
Which positive number equals twice its square? - Average speed
If the train travels at an average speed of 60 km/h, it will cover a certain distance in 5 hours and 30 minutes. What is the average speed he travels to cover the same distance in 5 hours? - The chef
The chef has to prepare 60 hundred-gram portions of roasted pork. Since 1 kg of raw meat loses 150 grams by baking, how many kilograms of meat does he have to start roasting? - Three angles
In a triangle ABC, the magnitude of the internal angle gamma is equal to one-third of the angle alpha. The size of the angle beta is 80 degrees larger than the size of the gamma angle. Calculate the magnitudes of the interior angles of the triangle ABC. - Triangle sides
The perimeter of the isosceles triangle is 32 cm. The base is 2 cm longer than the shoulder. Calculate the sides of the triangle. - Workers needed
The broad workers will do the job in 22.5 days. How many workers still need to be hired to do the job seven days earlier? - Candies
The price for 1 kg of more expensive candies is 125 CZK. The price for 1 kg of cheaper candy is 100 CZK. We mix two different mixtures of candy. A) The first mixture contains 2 kg more expensive and 0.5 kg cheaper candy. Calculate the price for 1 kg of th - Collecting
For the first week of material, collection events are picked up at the school 850 kg of paper and 305 kg of rags, representing 55% of the total collection for 14 days. How many kilograms of secondary raw materials were handed over in total? - Age puzzle
When asked how many years he has, Jeníček answered: In 12 years, I will be four times as many years as I had 12 years ago. How old is Honza? - Father weight
The son weighs 15 kg. That's 8 kg, less than 1/4 of the father's weight. How much kg does the father weigh? - Sons age
My father said: I am 40 years old. One son is 16 years old, and the other is three years old. How many years will my sons be together as I am now? - Fifteen
Fifteen students had an average age of 12 years. When the class teacher came to see them, their average increased by exactly one year. How old was the teacher? - Molding distribution
There are 2,600 moldings in stock. They are to be divided into 3 workshops so that in hall 1, there are 400 moldings less than in hall 2, and in hall 2, there are 300 moldings more than in the third hall. How many moldings are delivered to individual hall - Number identification The sum of the two numbers is 110. The first number is 900% of the second number. Identify both of these numbers.
- Pears
Andrew, Lenka, and Rastro have together 232 pears. Lenka has 28 more than Rastro, and Rastro pears have 96 more than Andrew. Determine how much each of them has pears. - Unknown number
Find the unknown number equal to a quarter of a fifth of a number, which is 152 more than an unknown number. - Harvesters
The first harvester reaps the grain from the land for 24 hours, and the second harvester for 16 hours. How many hours will it take to harvest by two harvesters, but the second harvester started working four hours later than the first?
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