Equations practice problems - page 131 of 250
Number of problems found: 4997
- Tricycle scooter assembly
John had 19 wheels in the kit. He used all these wheels in the construction of tricycles and scooters. How much does he assemble complete scooters, and how many tricycles? Find all solutions. - Did not use
A father, mother, three children, both grandmothers, and both grandfathers were sitting at the table. Three of the family members used both a knife and a fork while eating. This is exactly half of those who used a fork, and exactly three quarters of those - Cranberries
They brought 65 kg of dried cranberries to the packing house. They made 150-gram and 200-gram packages from them. How many kilograms of cranberries did they use for the smaller 200 packages? How many 200-gram packages were there? - Teachers Salary Average
A total of 10 teachers work at one small school in Moravia. Their monthly salary is CZK 21,500, CZK 21,800, or CZK 22,500, depending on their education and age. The average monthly salary of a teacher at this school is CZK 21,850. How many teachers of thi - Pocket money savings
Zuzana receives pocket money from her parents. In October and November, she managed to save 32 euros. The ratio of cash held in October and November is 6:2. How much did she save in October and November? - Arithmetic sequence calculation
The arithmetic sequence is given: Sn = 222, n = 12, a1 = 2. Determine d, a12. - Parallelogram
The sides of the parallelogram are 8 cm and 6 cm long, and the diagonals' angle is 60°. What is its area? - Block edge dimensions
How many blocks have integer dimensions of the edges if the surface is 48 m²? - Solve Complex Equation Solve the equation: 10x + 13-9 = (2001 + 4) / 5 + 130-101
- Average height
The average height of all pupils is 162 cm. The class teacher's height is 178 cm. The average height of all (teacher and all pupils) is 163 cm. Calculate the number of pupils in the class. - Completing square Solve the quadratic equation: m²=4 m+20 using completing the square method.
- Company and employees
There are 370 employees in the company - women are 15% less than men. How many men work in the company? - Raspberry juice
The children from the scout troop went to a restaurant for refreshments after the trip, where each child ordered one of three drinks - raspberry juice, sparkling water, and kofola. A fifth of the children had raspberry juice, five children ordered sparkli - Sequence term calculation
Find the first term and the difference of the sequence for which it holds: a1 + a6 = 39; a10 - a4 = 18 - Average temperature
The average temperature from Monday to Sunday was 40.5 °F, and the average temperature from Monday to Saturday was 42.8 °F. What was the temperature on Sunday? - Seven times
Which number seven times is just as high as 27? How much is smaller than 29? - A mother
A mother is three times older than her daughter. 9 years ago, a mom was six times as old as her daughter. How old are a mother and daughter now? - The size
The sides of the trapezium are 3/4*x cm, x cm, 2*(x+1) cm and 3(x+2) cm long respectively. If its perimeter is 60 cm, calculate the length of each side. - The painter
To achieve the desired colour, a painter must mix green and yellow paint in a ratio of 4:7. If he has 28 litres of green paint, how many litres of yellow paint should he add? How many litres of mixed paint will he get in total? - Diluting Alcohol Solution
I have 35% alcohol and want to make 1 liter of 1% solution. How much ml of alcohol should I put on the bottom of a one-liter container and pour water over it?
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