Time + simple proportion - practice problems - page 2 of 7
Number of problems found: 133
- Diggers
Eight diggers will do the job in 85 hours. After 21 hours, three diggers had to leave. How many hours will the work be done? - Cable car
The cable car will carry 1280 passengers in 40 minutes. How many people will be transported in 2.5 hours? - Painters
Ten painters will paint the school in 20 days. How many days do four painters paint the school at the same pace of work? - Pumps
Five pumps pumped 1,800 hl of water for 3 hours. How many hectoliters of water pump same two powerful pumps for six hours? - Working time
At 10 hours work shift, work is done in 16 days. How many days will the work be done at 8 hours shifts? - Tractors
Six tractors plowed the field for eight days. After two days, two tractors broke down. How many days were prolonged work in the field? - Calculate 38563
Six equally powerful machines produce 870 parts in 14 hours. Calculate in how many hours 870 parts will have four such machines. - Twenty-four 8069
Twenty-four combers combed the hop garden in 6.5 days. How many combers would have to work on combing the hop garden in 5 days? - Harvested 6269
Five workers harvested fruit in 150 hours. How many temporary workers have to work to harvest fruit in 250 hours? - Ruel cut
Ruel cut the grass on 1/5 of a hectare in an hour. How long will it take him to cut the grass on 3/4 of a hectare? - Strawberries
Three people pick strawberries from 48 rows in 8 hours. How many hours do five people need to pick strawberries from 20 rows? - Describes 82518
The minute hand describes an angle of 180 degrees in half an hour. In how many minutes does the minute hand cover an angle of 192 degrees? - Minutes 81382
The water barrel filled to 2/3 of its volume in 42 minutes. How long will it take to fill the barrel? - Seamstresses 42451
Eight seamstresses will make the order in 15 shifts. How many will be sewists if they have to complete an order three shifts earlier? - Cyclist 37661
The cyclist will travel 22 km in an hour and a half. How long would it take to drive 30 km? - Cardholders 21563
Two cardholders will build a tower of cards in 0.5 hours. In how many hours will five such a tower be built? - Operation 82150
In 24 hours, the engine consumes 346 I of gasoline. How many liters does it consume in 126 hours of operation? - Everyone drinks the same
Twenty-four bricklayers drink 72 beverage bottles a day at the construction site. How many bottles would 19 bricklayers need? Everyone drinks the same. - Liters 8126
At 23:45, the pump pumps 435.4 liters of blood. How many liters of blood does he pump per day? How many liters of blood does he pump in a week? - Performance 4067
Twenty students will plant 1,200 trees in 4 hours. How many students do you need to plant 2100 trees in 3 hours at the same performance?
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