Equations practice problems - page 152 of 250
Number of problems found: 4997
- Tank 11
When 150 liters have been drawn from a tank, it is 3/8 full. How many liters will the tank hold? - Worker hours
One worker makes 15 parts per hour, the other 12, and the third 10. How many hours did each work when they worked together for 15 hours? - Car driver
The car driver is in town A and is scheduled to be in town B at a specified hour. If it travels at an average speed of 50 km/h, it will arrive in city B 30 minutes later. But if he travels at an average speed of 70 km/h, he would arrive half an hour earli - Bottles
The must is sold in 5-liter and 2-liter bottles. Mr. Kucera bought a total of 216 liters in 60 bottles. How many liters did Mr. Kucera buy in five-liter bottles? - Equation solving
Solve the equation (y + 5 / y-3) + (y + 3 / y-5) = 3 - Clothes
Dana and Jane collect clothes. Dana had nine more items than Jane, so she gave Jane 7. Who now has more clothes, and by how many? - Turtle Daughter Age Difference
Turtle Dorota is 158 years old, and her daughter Dorotka is 71 years old. How many years ago was Dorota 30 times older than her daughter? - Area of garden
If the width of the rectangular garden is decreased by 2 meters and its length is increased by 5 meters, the area of the rectangle will be 0.2 ares larger. If the garden's width and length will increase by 3 meters, its original size will increase by 0.9 - Number product increase
The product of the two numbers is 504. When one of them increases by six, the product increases to 720. It determines both factors. - Determination of a sequence
A sequence is given whose first three members are a1= 70, a2=64, a3=58. 1, decide whether it is an arithmetic or a geometric sequence and accordingly determine the value of d or q. 2, determine the value of the fifteenth member of the sequence. 3, determi - Reading every day
Alena calculated that reading ten pages of the book every day would take her 18 days. However, a week later, she decided to read 11 pages every day. How many days did it take her to read the book? - From Pardubice
Mrs. Černá left Pardubice and drove to Rychnov nad Kněžnou at an average speed of 60 km/h. At the same time, Dáša set off on her bicycle from Rychnov nad Kněžnou toward Pardubice at an average speed of 25 km/h. The point on the road where they passed each - In the parking lot
At a parking lot 20 km from Bratislava thieves stole car A; it is moving at speed V: 130 km/h towards Žilina. After twelve minutes the motorway police received at the beginning of the motorway in Bratislava an order to catch up with the stolen car and sto - Two Numbers Ratio Change
Two numbers are in the ratio 5:6. If one number is smaller by seven and the other is larger by seven, there will be new numbers in the ratio 4:7. What is the original, and what are the changed numbers? - Dimensions of a cylinder
We rolled a cylinder shell with a volume of 18 / π dm³ from a rectangle with an area of 6 dm². Calculate the dimensions of the rectangle. - School lunch pupils
A third of the 1st-grade pupils eat lunch and a snack in school, a quarter only have a snack in school and a sixth only have lunch in school. The remainder, 15 pupils, do not go to primary school. How many pupils are there in the 1st grade? And how many a - Four numbers
The first number is 50% second. The second number is 40% third. The third number is 20% of the fourth. The sum is 396. What are the numbers? - Repair pipe
Twenty workers had to repair broken pipes in 30 days. After fourteen days, four laborers joined them. How long did the pipe repair work last? - Jane and father
Jane is four years old. Her father is six times as old as she is. After how many years will the father's age be three times his daughter's age? - Buns and toasts
Two buns weigh 10 grams more than two toasts. One Bun and two Toast weigh a total of 110 grams. How many grams weigh three toasts? How many grams does a Bun weigh?
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