Examples of equations for practice for 12 year olds - page 24 of 59
Number of problems found: 1180
- Class 9.C
The professor collects money in the 9. C for a school trip. Two-thirds of the collected amount was from girls, and one-fourth was from boys. The rest of 410 CZK went from the class fund. How much will the school trip cost in total?
- Mother and daughter
The mother is 44 years old, and her daughter is 14. How many years ago was the mother four times older than her daughter?
- Fraction + eq
Solve following simple equation with fractions: -5/6(8+5b) = 75 + 5/3b
- Age question
Jano is three times older than Zdeno. Zdeno is 12 years younger than Janko. How old is Jano, and how old is Zdeno?
- Athletic club
All athletic club boys lined up by size. In front of Peter was one-eighth of the total. Right behind Peter stood his brother Radek and behind Radek, another five-sixths of the total number of boys. Mark the unknown total number of athletic club boys x. 1,
- Interesting 8981
Solve an interesting equation: (1 * x) + (2 * x) + (3 * x) + (4 * x) + (5 * x) + (6 * x) = 100
- Two parts journey
The car driver plans to drive to a distance of 30 km in 0.5 hours. For twenty minutes, he follows the column at a speed of 30 km/h. What speed would he have to go in the remaining time?
- Forty-eight 8861
Forty-eight pupils go to school; there are ten boys more than girls. How many girls go to school?
- Orienteering 8851
The first patrol of the pupils' orientation run started at 8 a.m. at an average speed of 5 km/h. At 8:36 AM, the leader of the orienteering race followed them on a bicycle at a speed of 20 km/h. When and how far from the start will he catch up with them?
- Eq-frac
Solve the following equation with fractions: h + 1/3 =5/3
- Polynomial: 8465
Solve the equation with the polynomial: x / 2 + 1/2 + 3 = x
- One third
If 3/5 is 360, how much is 1/3?
- Bag of peanuts
Joe eats 1/3 of a bag of peanuts, Mark eats 1/4 of the remaining in the bag of peanuts, Alvin eats 1/2 of the remaining bag of peanuts, Peter eats ten peanuts, and there are 71 peanuts left. Hon many peanuts were in the bags?
- Missing number
Blank +1/6 =3/2; find the missing number.
- Examination 2
A teacher awards two marks for every correct answer and subtracts a mark for every wrong answer in an examination. If there were 20 questions and a child scored 25 marks, how many correct answers did the child get?
- Circumference 8395
The circle's circumference is 321 dm larger than the diameter of the circle. What is the average?
- Kilometers 8386
At 10 a.m., a passenger car left Pardubice toward Chomutov at a speed of 65 km/h. A passenger car drove in the same direction at 10:30 a.m. at an average 75 km/h speed. The distance between Pardubice and Chomutov is 250 km. When will the second car catch
- Director 8315
The director will give you € 525 for travel. If you spend £ 223, how many euros will you return to the director? exchange rate 1 € = 0.85 Ł
- Currencies: 8309
In Zealand, merchants used three currencies: bed, wall, and honey. There are five beds for two walls and two honey for three beds. How many honeys are there for three walls?
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