Inverse proportion - math word problems - page 15 of 20
Inverse relationship, also called Inverse proportion occurs when one value increases and the other decreases. For example, more workers on a job would reduce the time to complete the task. They are inversely proportional. Two sequences of numbers are inversely proportional if corresponding elements have a constant product, also called the coefficient of proportionality.Number of problems found: 384
- Working time
If work is done in 16 days at a 10-hour shift, how many days will it be done at 8-hour shifts? - Tributary 3466
The swimming pool is filled with four inflow pipes in 9 hours. If one tributary is broken, how long will it be filled? - Supply 3464
Hay stock is enough for four horses for 60 days. How long would this supply last for ten horses? - Cost reduction
Windbreaker cost after discounted SKK 1275, which was 3/4 of the original price. How many SKK originally cost windbreaker? How many SKK was the cost reduced?
- Identical 3452
Two identical cars use 12 l of petrol to cover 150 km. How much gasoline do 25 similar cars use per 1800 km? - Shelter 3446
The shelter buys a supply of food for 12 dogs for one week. How many days will this supply last if two more dogs are added to the shelter? - Apples 3424
57 kg of 3q red apples is dried. How many dried apples do we get from 60 kg of fresh apples? - Ninety-six 3420
Ninety-six soldiers will build a pontoon bridge in 5 hours. How long before the same bridge creates 54 soldiers? - Popsicles 3419
Karel could buy 25 popsicles for 0.69 euros for the money saved. How many comics could you buy with this money if one costs 2.62 euros?
- Electrons 3363
How many electrons must be together to put a charge of -1C together? - Loading car
The car was loaded with 78 boxes weighing 19 kg. If the total weight is the same, how many 25kg boxes can it load? - Workers 3235
Eight workers in 6 days sweep 2400 m² roads. How many m² will six workers clean in 4 days? - Plot
The plot on which Mr. Kalous is to build a house has the shape of a rectangle. On a 1:500 scale, its dimensions are 7cm and 5.5cm. Find out the dimensions of the plot. Calculate the parcel size. - Water reservoir
The water reservoir is filled with one pump for four days by the second one for nine days. An outlet can drain the tank in 12 days. How long does it take to fill the reservoir if both pumps are running and not closed outlet channels?
- Shadow and light
Nine meters height poplar tree has a shadow 16.2 meters long. How long does shadow have at the same time as Joe if he is 1,4m tall? - Segment in a triangle
In a triangle ABC with the side/AB/ = 24 cm constructed middle segment/DE/ = 18 cm parallel to the side AB at a distance of 1 cm from AB. Calculate the height of the triangle ABC to side AB. - Tmp workers
Three temporary workers cleaned 60 m of the walkway in 5 hours. How many meters of the walkway were cleared by seven volunteers for eight hours? - Shipwrecked 2854
The naval ship had 150 people on board and food supplies for 60 days. The captain took on board 30 shipwrecked sailors. For how many days do they have food supplies? - Millimeters 2851
On a 1:10,000 scale map, two cities are 8.5 cm apart. What distance in millimeters will these cities have on a 1:25,000 scale map?
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