Equations practice problems - page 57 of 242
Number of problems found: 4827
- Length and width
Use the 5-step procedure. The perimeter of a rectangle is 34 in. The length is 4 in less than three times the width. Find the length and width. - Swimming pool 6
We open the first pipe and, after two hours, open the second pipe without closing the first. The swimming pool will be filled with both pipes in four hours. If we open the first pipe itself, it will fill the pool 1.5 times faster than the second pipe. How - Chocolate bar price
Adam and Andrej bought sweets. Adam paid € 2.9 for three chocolates and 2 bars, and Andrej paid € 4 for four chocolates and 3 bars. How much did the chocolate cost, and how much did the bar cost? - 150 percent
One hundred fifty percent of what number is 15? 150% of x is 15. - Number ratio equation
The ratio of three times the number x and twice the number 9 equals 3. What is the value of the number x? - The temperature 32
The temperature in a place in Antarctica at noon is 5°Celsius, and every hour, it drops 4 °Celsius. Express this relationship using one equation and represent it graphically. - Peter František age
Peter and František are 102 years old. František is 12 years younger than Petr. How old is Peter? - Rabbit price difference
Four rabbits are 15 cents cheaper than seven identical rabbits. How much do three rabbits cost? - Make loss
By selling an item 750, a trader made a 25 percent loss. How much loss did the trader make? - Number ratio smaller
The two numbers are in a relatively 3:7 ratio. If the value of the larger number is 21, find a smaller number. - Deposit for house
The current house price is $300000, with prices increasing by 3% yearly. A buyer wishes to purchase the house in 5 years. The bank requires a 10%deposit on the price of the house in order to grant a loan. How much would the buyer need to deposit each quar - Number difference three The difference of three times the two numbers is 33. The first number is 11, more significant than the second number. What is the value of the second number?
- Bucket tap filling
The bucket is filled with one tap in 4 minutes and the other in 3 minutes. In how many hours will five buckets be filled with both cocks? - The circumference 3
The circumference of a cylindrical water tank is 62.8m. When it is 4/5 full of water, it holds 125.6 hectoliters. Find the depth of the tank. - Dolores
Dolores has some cookies and does not want to tell the exact number. Instead, she gives a riddle. First, multiply the number by 2. Then, add 2000 to the result. After dividing the answer by 2, the result is 1036. How many cookies does Dolores have? - An equivalent
An equilateral triangle has the same perimeter as a rectangle whose sides are b and h (b > h). Considering that the area of the triangle is three times the area of the rectangle. What is the value of b/h? - Truck material delivery
Two different trucks together would bring the construction material in 6 hours. However, after 4 hours, the first car was transferred to another job, and the second one was driven for another 6 hours. How many hours would it take for the first car to deli - Isosceles triangle angles
The angle at the base of an isosceles triangle is 18 ° larger than the angle at the central vertex. Calculate the size of the interior angles. - Grape mixture price
In the fruit warehouse, they have white grapes for CZK 70 per kilogram and blue grapes for CZK 90 per kilogram. For the retail chain, 600 kg of a mixture of both types must be prepared so that one kilogram of the mixture costs CZK 85. How many kilograms o - Class student activities
The teacher enters the class. Half of the pupils are looking for something, a third pass, and five are sitting. How many students are in the class?
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