Equations practice problems - page 83 of 249
Number of problems found: 4965
- Money distribution
Peter, Judy, and Charles have a total of 200 crowns. Peter has five crowns more than Charles. Judy has 2x more than Charles. How many crowns does Charles have? - Number sum
The sum of three natural numbers, five greater than the previous one, is 204. What are the numbers? - Who I
Who am I? My third is two less than my half. - The aluminum
An aluminium object weighing 0.80 kg at 250 °C is placed in 1.6 kg of water at 23 °C. What is the equilibrium temperature of the system? Assume that heat exchange occurs only between the aluminium object and the water. The specific heat capacity of alumin - An average a day
Forest workers planted 96 trees on Monday, 120 on Tuesday, and 61 on Wednesday. How many trees did she plant on the last day of Thursday if she planted an average of 105 trees a day? - The vase
There were roses in the vase. Half were red, a quarter was white, and 12 were yellow. How many roses were in the vase? - MO Z7–I–6 2021
In triangle ABC, point D lies on the AC side and point E on the BC side. The sizes of the angles ABD, BAE, CAE, and CBD are 30°, 60°, 20°, and 30°, respectively. Find the size of the AED angle. - Book page
On the first day, Helen read half of the book. On the second day, half of the rest, and on the third day, she read 35 pages and read the book. How many pages did the book have? - Long hot dog
In Kostelec above Black Forest, they made a record-long hot dog. When he slowly moved it to the square, one of the spectators decided to measure its length: the size of his footprint was 28 cm; he measured 20 feet in the travel direction and counted 5 fee - The number 4 Two-thirds of a number is negative six. Find the number.
- Harry
Harry Thomson bought a large land in the shape of a rectangle with a perimeter of 90 meters. He divided it into three rectangular plots. The shorter side has all three plots of equal length. Their longer sides are three consecutive natural numbers. Find o - Dimensions - rectangle.
Find at least six different dimensions (in meters) of a rectangle with a capacity of 20 m². - Number division puzzle
If you divide the unknown number x by the number (-4) and divide the resulting proportion by the number (-3), you get -2. What is x? - Missing digit
If 4x/6x + 5/17 = 1, what digit does the x represents - Class enrollment
A grade 6 class went on a field trip only 98% or 49 pupils joined the activity. What was the class enrollment? - Quadratic function graph Y = x² + 4x-2 Quadratic functions Calculate and graph.
- Number equation puzzle One-fifth of twice the number t is one.
- Number fraction 7/10 from number K is 28 What is the number K =?
- Apartment building
Two hundred eight people live in the apartment building. There are as many women as there are men, but there are 22 more children than women. How many adults live in an apartment building? - Family age
Kubo is 14 years old and has a one-year-old sister, Nina, and a four-year-old brother, Sam. In how many years will Nina and Sam be as old as Kubo?
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