Algebra - math word problems - page 225 of 312
Number of problems found: 6224
- Glider Motorplane Chase Time
The glider took off from the airport at 10:00 a.m. and flew to the designated destination 102 km away at a speed of 80 km/h. Half an hour later, a motorplane took off behind him at a speed of 180 km/h. When does the motor plane catch up with the glider, a - Train speed
The troop fired two guns from the same place at 10 minutes and 30 seconds intervals, but a person on a train approaching the place heard a second shot 10 minutes after the first. The speed of the train (in km/hr), supposing that sound travels at 340 m/s, - Paul and Honza
Johnny went to chat on a bike without a break 4.0 hours. Paul went the same way without breaks 40 minutes longer. The difference between the speeds of the two boys was one kilometer per hour. How fast was Paul if you know that the boys' speed did not chan - Znojmo
From Znojmo to Brno, the truck with a trailer started at an average speed of 52 km per hour. Against him, 11 minutes later from Brno started the car with an average speed of 1.7-times greater than the truck. How long and how far from Znojmo do they meet i - Solving for x Proportion
Find x such that: a) 2:5 = 8:x; b) x:28 = 4:7. - Number inequality replacement
What is the smallest whole number to replace the known x for: 9> x/3> 4. - Quotient and subtraction
Sixteen minus the quotient of 12, and what number is thirteen? - Factorial division remainder
Find the remainder after division when we divide the sum of 1! +2! +3! +. ... . +300! number 13. - Domains of functions
F(x)=x²-7x and g(x)=5-x² The domain of (fg)(x) is. ... The domain of (f/g)(x). .. - Consecutive numbers
The sum of ten consecutive numbers is 105. Determine these numbers (write first and last). - 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? - Sum-log
The sum of two numbers is 19, and the sum of their logarithms (base 10) is 1.6. Determine these numbers. - Ratio
5 numbers are in the ratio 1:2:4:5:5. Their sum is 29172. What are the numbers? - Peter and Lucy
In a group of 3 boys and 4 girls, two players are drawn to play a game. Among the girls is Lucy, and among the boys is Petr (both are the only ones with that name). The first one drawn will be the captain, and the second the helmsman. What is the probabil - Young Cyclists
Charlie and Peter are going to the Young Cyclists' Meeting today. Peter is still unable to start, so Charlie goes first alone. Peter follows him for 20 minutes. How long does it take to reach Charlie? Charlie travels at an average speed of 15 km/h, and Pe - On a bicycle 5
Clara left the town square on her bicycle and rode toward the city at an average speed of 20 km/h. Johnny left the same square on his bicycle 15 minutes after Clara and rode in the same direction at an average speed of 30 km/h. How long did it take Johnny - Siblings 6
Siblings Martin and Judy decided to visit a castle 10 km from their home. Martin left at 7:30 and walked at a speed of 4 km/h. Judy set off on her bicycle an hour and a half later and rode at 16 km/h. Did Judy catch up with Martin before the castle? If so - Between two
There are regular flights between two airports 690 km apart. A plane leaves the first airport at 6:30 at an average speed 60 km/h greater than the second plane, which leaves the second airport at 7:00. The planes always pass each other at 9:00. What is th - Car truck pursuit
At 9:00 a.m., a truck left town A at an average speed of 50 km/h to town B, 290 km from town A. In 1 hour and 20 minutes, a car drove behind him at an average speed of 75 km/h. At what time and distance from city B will the passenger truck catch? - Two cars 6
Two cars leave the same place one after the other, 15 seconds apart. Both move with uniform acceleration from rest: the first car with an acceleration of 0.5 m/s², and the second car with an acceleration of 2 m/s². Determine: a) the time and distance at w
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