# Inverse relationship - practice problems

#### Number of problems found: 340

- Pamela 2

Pamela drove her car 99 kilometers and used 9 liters of fuel. She wants to know how many kilometers (k) she can drive with 12 liters of fuel. She assumes the relationship between kilometers and fuel is proportional. How many kilometers can Pamela drive wi - 1:x=4:100 74204

Find the number x so that: 1:x=4:100 - Connected 73184

The tractor driver connected two seed drills behind the tractor and sowed 7 ha of grain in 5 hours. How many hectares did he plant in 8 hours the next day if he connected three seed drills? - Apartment 71114

A father and son paint the apartment together in 6 hours. My father would paint the apartment in 9 hours. In how many hours would the son paint the apartment himself? - Determine 70834

At the same time, a vertical 2-meter pole casts a shadow of 0.85 meters. At the same time, a chimney of unknown height casts a 45m long shadow. Determine the height of the chimney. - Circumference 69934

If you know that the ratio of the circumference of the circle to the area of the circle is 4: 9 Then the diameter of the circle is: - Neziswa

Neziswa is conducting an experiment in which the temperature is measured carefully. The temperature was 76°C at the end of the first minute, and then it falls by 5°C every minute after that. Determine a formula to calculate the temperature (T) after m min - Workshops 67984

In eight workshops, 40 employees process 32 tons of oranges. How many workers will process 9 tons of oranges in 9 workshops? - Transported 67924

On Thursday, 240 skiers had to be transported, with two buses taking 30 minutes. How long did the transport take on Saturday if there were 660 skiers on the piste and three buses were used? - Kilograms 65254

Twelve sheep will eat 5100 kg of hay in 17 days. How many kilograms of hay will seventeen sheep eat in 12 days? a) 1020kg b) 3600kg c) 5100kg d) 7225kg - Identical 63584

Water flows out of the tank in 28 minutes via three identical pipes. How long would it run through seven similar pipes? - Resistance 62104

The iron is connected to a 230 V power supply and has a current of 5000 mA. Calculate the electrical resistance of the iron. - The speed

The speed (v) of a moving object is inversely proportional to the time (t) traveled is written as? - Two water 2

Two water pumps can fill a water tank in 20 minutes. How many minute will take 4 pumps to fill the tank at the same rate. - Directly and inversely

If z varies directly as x and inversely as y, and z = 16 when x = 3 and y = 2, find z when x = 5 and y = 3 - Square function

If z varies jointly as x and the square of y, and z = 20 when x = 4 and y = 2, find z when x = 2 and y = 4. - Jointly function

If z varies jointly as x and y, and z = 12 and x = 2 and y = 4, find z when x = 5 and y = 2 - The product 5

The product of two numbers is 250. One factor is 1/10 of 250. What is the second factor? What is the reciprocal of 1/10 of 250? - The cost 4

The cost to tile a floor that measures 7 x 6 square feet is $ 2,100. How much will it cost to tile a floor that measures 11 x 13 square feet? - Volleyball 2

In a volleyball game, Michael made 4 shots in 8 tries. At this rate, how many shots can he make in 12 tries?

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