Algebra - math word problems - page 255 of 303
Number of problems found: 6048
- Counterweight 82873
What is the weight of the counterweight of a crane that lifts a 20 t weight? The arm's length is 15 m, and the arm's length with the counterweight is 10 m. Write the answer in tons.
- Remaining 82419
Seven pavers would pave the square in 15 shifts. After five shifts, two pavers fell ill. How long will it take for the remaining pavers to finish the job?
- Construction 82411
It should have taken four trucks 6 hours and 45 minutes to bring the sand to the construction site. After 90 minutes, one car broke down. How long did it take to transport the remaining sand in three trucks?
- Complete 82405
8 masons build a house in 630 days. How many masons must we add after 150 days to complete the whole house in 320 days?
- Complete 19783
Two roofers were to cover the roof in 14 days. After five days, they added one roofer. How long will it take them to complete the work? How many days will it take them to cover?
- Two resistors
Two resistors when they give 25 ohms in series and 4 ohms in parallel, what are the values of
- Bonuses
Five company employees were paid bonuses, so each successor received 550 USD less than the previous employee. If a total of USD 11,000 was paid, how much did everyone get?
- 3 identical tributaries
The pool would fill with three identical tributaries in 52 hours. After 20 hours, two more inlets were added. How many hours did the pool fill up?
- Our house
Four painters would paint our house in 14 days. How long would it take to paint five painters? How long would it take for two other painters to help after five days?
- King's birthday
To celebrate the king's birthday, workers fire 1/5 all purchased rockets. To celebrate the Queen's birthday, fire 1/6 of the remaining rockets, and to celebrate the birthday of the king's son, the remaining 15,000 rockets. How many rockets did they purcha
- Tram stop
At the tram stop, trams No. 4 and No. 5 met at 10 AM. Tram no. 4 runs every 5 minutes, tram No. 5 at an interval of 7 minutes. How many times will we meet until 12 o'clock?
- Trains
From station 130 km away started passenger train and after 2.7 hours after the express train, which travels 20 km an hour more. Express train finish journey 12 minutes early. Calculate the average speed of these two trains.
- Variations 8333
How many elements do we create 90 variations of 2 classes without repeating elements?
- 2nd class variations
From how many elements can you create 5112 variations of the second class?
- Expedition 82407
Food for 56 sailors would last 32 days. How long did the food supplies last the expedition if 14 castaways were taken on board after 12 days of sailing?
- Five-crown 63854
Petra has two-crown and five-crown coins. He has ten coins in the coffers. How many two crowns and five crowns if she saved CZK 29?
- One press
One press will produce one truck of respirators in 3.5 days and the second in 10 days. How long does it take to fill a truck while working together?
- Workshops
The first workshop will complete the robot itself in 15 days, and the second workshop in 10 days. They started together, but only the second workshop worked after three days. Thus, the work will take 15 days.
- Bedrich and Adam
When Bedrich is as old as Adam today, Adam will be 14 years old. When Adam was as old as Bedrich, Bedrich was two years old today. How old are Adam and Bedrich today?
- Tonic
One package tonic consumes Mom for 12 weeks and the daughter for 14 weeks. They use the same cream together for four weeks and then only their daughter. How many weeks endured tonic to daughter then?
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