Equations practice problems - page 217 of 250
Number of problems found: 4996
- Two tributaries
Two tributaries of the pool fill it in 10 hours. One of the tributaries would fill 15 hours. How long would fill the first tributary? - Three numbers
What are three numbers that have the property: the sum of the first and second numbers' reciprocals is 12/7, the first and third 11/24, and the second and the third 3/8. - Savings amount
Žeňa and Ivan saved a total of 800 CZK. How much did Ivan save if he had saved 80 CZK more than Žeňa? - Lake circumference
The circumference of lake in km is the number b, which must be added to the empty space in the equation below so that its solution is x = 12,000. (x/30) + (x/20) = x - ………… - Train departure time
The train left Košice at 2:45 PM to Poprad, 120 km away. At 5:45 PM, we met in Poprad with an oncoming train from Žilina, 140 km from Poprad. Calculate what time the train left Žilina if you know that it was 8 km/h faster than the train from Košice. - Speeds on a hike
The hiking trail leading from Velká Bíteš to Veverská Bítýška is approximately 25 and 1/3 km long. From Velká Bíteš the 1st group of hikers set out at 6:00 a.m. in the morning and from Bítýška the second group of hikers at 7:10 a.m. Both groups met at the - Cyclist vs boat
The cyclist wants to ride a short distance by boat, but when he stops at the pier, the boat does not pick up passengers yet and is preparing to leave. The cyclist decides that the ship will catch up at the next stop. The stop is 12 km far along the water - Truck and car
At 6 h45 min, the truck started at a speed of 36 km/h. At 7 h30 m behind it, a passenger car. Find the passenger car's average speed to catch the truck 72 km away from the factory. - Distance between two cities
The car went from A to B in 4 hours. The car was up 15 km/h faster on the way back. The return trip took 48 minutes shorter than the way there. Find the distance of cities A and B. - Candies - splitting
Danka and Janka split a pack of candies in a ratio of 5:7. Jana received four more candies than Danka. How many candies were in the package? - Hikers meeting
Hiker A travels a certain distance in 5 hours and 24 minutes. Hiker B travels the same distance in 6 hours and 45 minutes. After what walking time will they meet if they simultaneously start opposite each other on the same route? (To the route that everyo - Three monks
Three medieval monks have the task of copying 600 pages of the Bible. One rewrites in three days, 1 page, the second in 2 days, three pages, and a third in 4 days, two sides. Calculate for how many days and what day the monks will have copied the whole Bi - Savings 2
Jozef and Michael saved 46 euros together. Michael saved 22 euros more than Jozef. How much did they save each of them? - Sprinter
Sprinter runs the relay 4 x 400 m to the handover at a 42 km/h speed. A second runner is at the start of the handover area 20 m long and runs when it is the first sprinter at a distance of 10 m. Calculate the speed at which the second runner must run to t - Cork and swimming
If a person weighs 80 kg, how many kilograms of cork must take a swimming belt to float on water? The density of the human body is 1050 kg/m3, and the cork is 300 kg/m³. (Instructions: Let the human body and cork on a mixture with a density of - Worker payment
Three part-timers received a total of 2,800 Euros for their work. They divided them according to their performances so that the first got 2/5 less than the second and the third got 50 Euros more than the first. How many crowns did the third one get? - Car loads
The construction material was taken away by three different large cars. The weight of the load on the second was 20% more than on the first. The weight on the third was 20% more than on the second. They loaded a total of 18.2 tons. How many tons were on e - Saving
The boy has saved 50 coins, € 5, and € 2. He saved € 190. How many were € 5, and how many were € 2? - Pumps A and B
Pump A fills the tank for 12 minutes, and pump B for 24 minutes. How long will it take to fill the tank if he is only three minutes work A and then both pumps A and B? - Tank filling
The water tank is filled with the first inflow in 1 hour 20 minutes, the second in 60 minutes. How many minutes will the tank be half full with both inlets if the other inlet is opened 12 minutes later?
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