Equations practice problems - page 187 of 236
Number of problems found: 4717
- The car
The car traveled the distance between A and B for four hours. If we increase the average by 17 km/h, the car travels this distance an hour earlier. Determine the initial speed of the car and the distance between A and B.
- The creek
Workers cleaned the creek within three days. On the first day, cleanse one-fifth of the creek's length; the next day, 40% of the stream's length; and on the third day, 8 km length of the creek. How long is a creek?
- Jam
A jar with jam weighs 800 grams. Jam weighs three times as much as the empty glass. What is the weight of the jam that is in the glass?
- Solve equation
Solve equation: [(a²)+3]1/2 + [(a²)-3]1/2 = 5
- Trapezoid
Trapezoid ABCD a = 35 m, b=28 m c = 11 m and d = 14 m. How to calculate its area?
- The deposit
A deposit of € 2,612.5 was placed for one year at an annual rate of 4.5%. After one year, the amount rose to € 2,612.5. Find the initial deposit.
- Equation 11
Solve equation: 0=y-1,2.(y-1,5)
- Alfa beta gama
The triangle's interior angle beta is 10 degrees greater than the angle alpha, and the gamma angle is three times larger than the beta. Determine the size of the interior angles.
- Remuneration
Total remuneration for workers is 47,000 CZK. The second worker received 20% more than the first and the third 4000 CZK less than the second employee. How many CZK does each receive?
- Jane class
When asked how many students were in class, Jane said, "If we increase the number of students in our class by 100% and then add half the number of students, we get 100." How many students are in Jane's class?
- Factory
In the factory, workers work in three shifts. Half of all employees work on the first shift, a third on the second shift, and on the third shift 200 employees. How many employees work at the factory?
- Boys and money
270 USD boys divided so that Peter got three times more than Paul, and Ivan had 120 USD more than Paul. How much was each received?
- Boxes
Two hundred boxes have been straightened in three rows. The first row was 13 more than in the second, and the second was one-fifth more than in the third. How many boxes are in each row?
- Water wessel
The vessel containing water weighs 19 kg. After pouring half the water, it weighed 11 kg. What is the weight of the empty vessel?
- Blueberries 2
Lenka and Martin collected eight liters of blueberries in two hours. How long will Lenka take to collect blueberries itself if we know that she collects all 2.5 hours less than Martin?
- PC disks
Peter has 45 disks in three colors. One-fifth of the disks are blue; red is twice more than white. How many blue, red, and white disks are there?
- Sweets
We want to prepare 5 kg of sweets for 150 CZK. We will mix cheaper candy: 1 kg for 120 CZK and more expensive candy: 1 kg per 240 CZK. How many of these two candy types are necessary to prepare this mixture?
- Sum of three numbers
The sum of three numbers from which the second number is 20% smaller than the first number and the third number is 25% smaller than the second number is 96. Determine these numbers.
- ATC camp
The owner of the campsite offers 79 places in 22 cabins. How many of them are triple and quadruple?
- Schools
Six hundred seventy-eight pupils attend three schools. The first had 21 students, and the third had 108 fewer students than the second school. How many students attend the schools?
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