Equations practice problems - page 194 of 241
Number of problems found: 4815
- Tank filling
We would fill the water tank with one inlet in 36 minutes and the other in 45 minutes. How long will it take to fill the tank if water flows through the first inlet for 9 minutes and then both simultaneously? - Number puzzle
I think the number. If I add the number 3 to it and divide the sum by the imaginary number, I get the number 2. Which number did I mean? - Prize distribution
We have to distribute 1200 euros to the five successful Olympic solvers so that the second and each subsequent one gets 50 euros less than the previous one. How many euros did each get? - Seedling standard
Three gardeners planted 3,555 seedlings in one day. The first met the standard. The second exceeded the standard by 120 seedlings and the third by 135 seedlings. What was the daily norm? - Number calculation
Calculate a number whose 3/4 is two less than 2/5 of its double. - Number puzzle
Find the number whose fifth increased by 8 equals 12. - Father age
His father was four years as old as one-fifth of his age now eight years ago. How old is she? - Currant planting
There are 600 currant bushes in the orchard. On the first day, they planted two-fifths, and on the second, three-eighths out of the total number of shrubs. How many shrubs do they have to plant? - Rectangle
The length of the rectangle is 12 cm greater than three times its width. What dimensions and area does this rectangle have if its circumference is 104 cm? - 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?
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