Time + direct relationship - practice problems - page 7 of 11
Number of problems found: 207
- Part-timers 6436
Five part-timers ship all goods from the warehouse in 12 days. Calculate how long it would take to bring twice as many goods out of the warehouse to part-timers if their number increased by 140%. - Harvested 6269
Five workers harvested fruit in 150 hours. How many temporary workers have to work to harvest fruit in 250 hours? - Motorcyclist 6145
The cyclist covered a certain distance in 6 hours and 15 minutes. How long will it take for a motorcyclist to travel five times more if he travels three times faster? - Lecturers 6099
Three lecturers will create 75 tasks in two and a half days. In how many days will it take at least five lecturers to create enough exercises for the exercise book, which should contain 300 exercises? (we assume that all tutors are equally efficient and w
- Electric energy
There are 875 identical light bulbs in the sports hall lighting for 2 hours. How long does the same amount of electricity consume 100 such bulbs? - Saturday 6031
You need to read 105 pages of the book over the weekend. You know that the time you can spend reading on Saturday and Sunday is 3:4. How many parties do you plan for Saturday, and how many for Sunday? - Capacity 5999
The tank is filled in 1 hour and 12 minutes with a pump with a capacity of 25 l/s. How long does filling the tank with a 20 l / s pump take? - Rabbits 5980
Twenty rabbits have hay for 60 days. For how many days will five rabbits have them? - Five pumps
The water tank is filled with two pumps in 48 minutes. How long would it take to fill it with five same pumps?
- Twelve
Twelve students work on a week forestry brigade. One hundred spruces will receive x CZK, one hundred pine y CZK. How many receive each student in one day if they planted a total of 25,000 spruces per week and 30,000 pine trees? Express by expression. - Inlets 5858
The pool is filled with three inlets in 12 hours. In how many hours would this pool be filled with five inlets? - Sick
Six seamstresses should make 60 shirts in five business days. After three days, two seamstresses were sick. How many days have the remaining seamstresses to finish the contract? - Playground 5570
The football club owns five identical mowers. If they used two of them, they would mow the playground lawn in 10 hours. How long would it take to mow the lawn if they used all five mowers? - Hour salary
You work for 4 hours on a Saturday and 8 hours on Sunday. You also receive a $50 bonus. You earn $164. How much did you earn per hour?
- Driver
I drive at an average speed of 70km/h. I drive 10 thousand km. How long did it take me? - Sweethearts 5403
Four sweethearts eat ten cakes in 30 minutes. How many minutes will 27 cakes last for nine sweets? - Identical 5362
120 hl of water flows out of the tank through 4 pipes in 16 hours. How much water flows through 5 identical pipes in 14 hours? - Fulfillment 5210
This company can complete the order in 168 days. The second company is better equipped and can fulfill the order in 120 days. The companies will fulfill the orders together. Determine how long it will take them to fulfill the order and in what proportion - Powerful 5189
Three equally powerful pumps drain water from a flooded pit in 7 hours. In how many hours would drain water from a pit of 5 equally powerful pumps
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