# Inverse relationship - examples

- Three workers

Three workers got paid for work. First earn € 50, the second € 100 and third € 60. For further work should receive together € 735. How do you divide that amount in order to be distributed in the same proportion as the first job? - Chocolate

Charlie bought 7 same chocolates for 14 Eur. How many euros he pay for 27 chocolates? - Chickens

4 chickens give 4 eggs in 4 days. How many eggs can give 8 chickens for 8 days? - Wage

Increasing the minimum wage while maintaining the other parameters of the system, unemployment will be: - Greenhouses

Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation 9 workers? - Medicament

Same type of medicament produces a number of manufacturers in a variety of packages with different content of active substance. Pack 1: includes 60 pills of 1200 mg of active substance per pack cost 18 Eur. Pack 2: includes 30 pills of 1000 mg of active s - Painter Pavel

Painter Pavel painted the fence for 20 hours and painter Petr the same fence painted for 17 h. How long should take painted the fence together? - Cats

Two cats caught two mice in two days. How many mouses will catch 6 cats for 6 days? - Tractors

Fields go plow two tractors with various performance. The first tractor plow whole field in 5 hours, the second tractor plow whole field 5 hours longer. How long take plow whole field with two tractors? - Road repair

Road repair took 16 days for 34 workers if they worked 6 hours a day. How many days take repair same road 33 workers if they work 6 per day? - Excavation

Mr. Radoslav calculated that excavation for a water connection dig for 10 days. His friend would take 7 days. Radoslav worked 3 days alone. Then his friend came to help and started on the other end. On what day since the beginning of excavation they met? - Copiers

Three copiers will do the same in an hour k copies. How many copies would be done in an hour by four such copiers? ? - Liquid soap

Three-member family enough liter of liquid soap for 15 days. After how many days the amount consumed when at the holidays come to us two cousins. - Lorry

The lorry was loaded with 27 boxes of 24 kg. How many boxes with weight 36 kg can be loaded, if total load must be same? - Shadow and light

Nine meters height poplar tree has a shadow 16.2 meters long. How long shadow have at the same time Joe if he is 1,4m tall? - Reciprocal

It is true (prove it) that if a> b> 0: ? - Pipes

Water pipe has a cross-section 1939 cm^{2.}An hour has passed 567 m^{3}of water. How much water flows through the pipe with cross-section 300 cm^{2}per 14 hours if water flow same speed? - Forestry workers

In the forest is employed 63 laborers planting trees in nurseries. For 11 hour work day would end job in 43 days. After 14 days, 22 laborers go forth. How many days is needed to complete a planting trees in nurseries by others, if they will work 15 hours - Working time - shortening

The media often speculates about the change (especially to shorten) the working time of the five-day eight-hour working week to another working model. Calculate how many hours a day the employee would have to work a day at 7-day work week if he must work t - Tare

Gross weight of shipment is 5073 kg and its tare is 6.9%. Calculate the net weight of the shipment.

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