Equations practice problems - page 31 of 248
Number of problems found: 4943
- In a queue
There are cars and trucks in a queue in front of a toll gate. A truck is three times longer than a car. Calculate how many cars are in the queue ahead of the car that has just arrived, given that one of them is a truck, which accounts for one eighth of th - Water temperature cooling
We have 160 L of water at 67 °C; how many liters of cold water at 18 °C are needed to cool it to 39 °C? - Anna Beatka money
Anna had 3 times more than Beatka. Cilka had 2 euros more than Beátka. They had a total of 52 euros. How much did each have? - Administrative
There are 21 employees working in a warehouse: manual workers and clerical workers. When wages were adjusted, the daily wage of each clerical worker was reduced by €3 and the daily wage of each manual worker was increased by €2, resulting in the total dai - Bouquet flower percentage
The spring bouquet consists of 13 daffodils and 8 tulips, and the other 30% are freesias; how many flowers are there in total? - Rectangle dimension modification
If we reduce the length of the rectangle by 2 cm and the width by 1 cm, its area will decrease by 8 cm². If we increase the length of the rectangle by 1 cm and the width by 2 cm, then its area will increase by 13 cm². What were the original dimensions of - Cable division parts
The master gave the apprentice the task of dividing the 28 m long electric cable into two parts so that the second part was 2.5 times larger than the first. How long were the cable sections supposed to be? - Canister water morning
In the morning, 6 liters more water was in the green canister than in the blue one. In the afternoon, the gardener poured 1 liter of water from the green canister into the blue one. There was then twice as much water in the green canister as in the blue o - Triangle hypotenuse circle
In a right-angled triangle ABC with a right angle at the vertex C, the magnitudes of the hypotenuses are given ta=5, tb=2√10. Calculate the side sizes of triangle ABC and the circle's radius described by this triangle. - Class grade average
There are 30 students in the class. Five had a mark three — other twos and ones. The average grade was 1.9. How many students got mark one? - Plot rectangle mesh How many different plots of land in the shape of a rectangle with length and sides in whole meters can we fence if we have 49 m of mesh available?
- Basketball point throws
In the basketball game, the players threw 37 times, including 2-pointers and 3-pointers, for a total of 82 points. How many were 2 points, and how many were 3 points? - Banknote cash register
Cashier Samuel had a total of 20 banknotes in the cash register with a total value of 850 euros. They were only €50 and €20 notes. How many of each bill did he have? - Katy 7
Katy ordered a cylinder-shaped cake with a volume of 15.7 litres. It consists of two layers. The volume of the upper layer is 4 times smaller than the volume of the lower layer. The height of both layers is the same and equals the radius of the upper laye - Pokemon card distribution
Jenda, Milo, and Thomas have a total of 203 Pokemon cards. Jenda has twice as many cards as Thomas, and Milo has a quarter of Jendo's number of cards. a) How many cards does Jenda have? b) How many fewer cards do Milo have than Jenda and Thomas? - Florist flower arrangement A florist was preparing floral arrangements for a wedding. One-third of the flowers were roses, six peonies, and five-twelfth tulips; the remaining 10 were lilies. a) How many flowers did the florist use? b) How many tulips were there
- Ondra book pages
Andrew was reading a book. On the first day, he read one-tenth. On the second day, he read half of the remainder. On the third day, he read 20% of the new remainder, and on the fourth day, he read the remaining 72 pages. How many pages did the book have? - Test questions
Irena solves the test. She solved three-quarters of all questions during the first reading and another sixth during the review. In total, she solved 22 questions. How many questions does the whole test consist of? - Shape perimeter fourth
Péta composed several planar shapes from mutually congruent triangles. The circumferences of the first three are 8 cm, 11.4 cm, and 14.7 cm, respectively. Determine the perimeter of the fourth shape. - Number equation sum
Write the problem: adding twice x and a number three times larger than x reduced by 1 gives the sum 27. Determine the number x.
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