Equations practice problems - page 99 of 241
Number of problems found: 4814
- Interior angles
Calculate the interior angles of a triangle that are in the ratio 2:3:4. - Goalkeeper shot success
The goalkeeper caught 188 shots during the tournament and achieved a success rate of 94%. How many shots per goal ended up in the net? - Triangle angle calculation
In an isosceles triangle, the angle at the primary vertex is 20 ° smaller than twice the magnitude of the angle at the base. What are the interior angles of a triangle? - Consecutive number LCM
Find the LCM of four consecutive natural numbers. Its sum is 42. - The farmer
The farmer calculated that the supply of fodder for his 20 cows was enough for 60 days. He decided to sell two cows and a third of the feed. How long will feed the rest of the peasant's herd last? - Screw weight calculation
There are 80 screws in the box with a total weight of 1.24 kg. The weight of one screw weighs 400g. Screw weight calculated in grams - Lenka Lukas age
Lenka is three times younger than her brother Lukas; they are 20 years old. How old is Lenka, and how many are Lukas? - Garden raking time
Karel would rake the leaves in the garden alone in 24 minutes. His younger brother would take 30 minutes. How long would they dig a garden if Karel digs alone for 6 minutes and his brother comes to his aid? - Academy girl calculation
There are 180 pupils in the first year of the academy. Seven girls for every five boys, so there are how many girls in the year? - Ratio calculation puzzle
Determine x in the ratio: 200:6 = x: 400 - The coal
The coal stock would be enough to heat a larger room for 12 weeks and a smaller one for 18 weeks. It was heated for four weeks in both rooms, then only in the smaller one. Thus, the coal stock was enough for how long? - Chocolate and biscuit
Chocolate is twice as expensive as a biscuit. It costs CZK 8 more. How much is chocolate, and how much is a biscuit? - The four
The four pirates divided 65 coins into each other. They were sorted by age, the youngest receiving the least number of coins, each half more than the previous one. How many coins did the oldest pirate receive? - In a In a triangle, the aspect ratio a: c is 3:2, and a: b is 5:4. The perimeter of the triangle is 74cm. Calculate the lengths of the individual sides.
- Digging
The first worker would dig a trench in 6 hours. For the second, the same work would take 4 hours. How long did it take for the trench to be dug if they worked together? - Seven
Seven dwarfs will cut 420 stumps in 15 hours. After five hours, the two dwarves disappear discreetly. How many hours will the remaining dwarves complete the task? - Two-day trip Katy got a pocket trip for a two-day trip. She spent 3/5 on the first day and half the rest on the second. She brought home € 8. How many euros did Katy receive as pocket money?
- Tile rectangle assembly
A bricklayer has 48 tiles. How many different rectangles will he assemble? - Job applicants
Job applicants: three-fourths of applicants had experience in a position. The number that did not have prior experience was 36. How many people applied for the job? - Apple table sharing
There were apples on the table. Aleš took a quarter of apples, Bara a third of what remained. Cyril took half of the rest. Emil took the other four apples. How many apples were on the table in total?
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