Equations practice problems - page 226 of 242
Number of problems found: 4827
- Translations
Suppose I am going to translate the book six pages per day. Suppose I translate it four days earlier than if I translated five pages a day. If I translate four pages a day, I translate it for how many days.....? - Sinus
Determine the smallest integer p for which the equation 3 sin x = p has no solution. - Quadratic function
It is given a quadratic function y = -4x²+5x+c with an unknown coefficient c. Determine the smallest integer c for which the graph of f intersects the x-axis at two different points. - Line
Straight-line passing through points A [-3; 22] and B [33; -2]. Determine the total number of points of the line in which both coordinates are positive integers. - Two diggers
There are two diggers. One digger digs a pit 77 hours per second, digging 1.2 times faster. a) how long did digging a pit with a second digger take? b) how long did it take to dig together? - Apples
Hanka has 5 apples more than Juro and 7 apples less than Mirka. Mirka has 19 apples. How many apples have Hanka, and how many Juro? - Jan and Dan
Jan and Dan had the same money. Jan bought five workbooks and left him 20 CZK. Dan 6 and left him nothing. How much money do they have in total? - Mother and daughter 2
The mother is 25 years older than her daughter. How old is the mother if her age is eight-thirds age of the daughter? - Mother and daughter
Three years ago, the mother was three times older than the daughter. After nine years, she will be only twice as old. How old is the mother (and daughter)? - Two workers
Two workers will do certain work for 12 days. After eight days of working, one was removed, and the other finished the job alone in 10 days. For how many days would you do this work alone for each worker? - Honza + Alice + Tonda
Honza + Alice + Tonda have a total of 1036 USD. The ratio between Honza and Alena is 5:6, and the ratio between Alice and Tonda is 4:5 How much money does each of them have? - Pedestrian up-down hill
The pedestrian goes for a walk first on the plane at 4 km/h, then uphill at 3 km/h. Then it is in the middle of the route, turns back, and goes downhill at 6 km/h. The total walk was 6 hours. How many kilometers went pedestrians? - Electrics - conductor
The wire is 107 meters long at 0 °C, and at every temperature increase of 1 °C, the length increases by 0.15 mm per 1 m length of wire. Determine a function that represents the wire's overall length as a temperature function. What is the length of the wir - Aircraft
The aircraft has a fuel tank 74 hl of aviation fuel, and flight consumes 3.2 liters of fuel. Identify the function that expresses the dependence of the fuel volume in the tank on the track distance plane flew by. How many hectoliters of fuel is still in t - Strawberries
The father collects strawberries himself in 2 hours and the son in 9 hours. How long will it take them to join him when he comes to help his son collect strawberries after 3 hours? - Pool 2
The first supply is by the pool fill for five hours and the second fill for six hours. The drain should be drained for 15 hours. How many hours is the pool full when we open both inlets now, and the outlet opens two hours later? - Diagonals in the diamond
The length of one diagonal in a diamond is 19 cm greater than the length of the second diagonal, and the diamond area is 32 m². Determine the sizes of the diagonals. - Football league
The 3. football league plays each of the 16 participants with each opponent twice. Every victory gets 3 points, 1 point for a draw, a defeat, or none. After the competition, the team had 47 points and 9 defeats at 8. place. How many times has the team won - Catheti
The hypotenuse of a right triangle is 35, and the sum of legs is 49. Calculate the length of its legs. - Sparrow ball
On the sparrow's ball were males and females. There were 184 sparrows. Males were 16 more than females. How many sparrow females were at a ball?
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