Inverse proportion - practice problems - page 4 of 21
Number of problems found: 406
- Resistance 62104
The iron is connected to a 230 V power supply with a current of 5000 mA. Calculate the electrical resistance of the iron. - The speed
A moving object's speed (v) is inversely proportional to the time (t) traveled and is written as? - Two water 2
Two water pumps can fill a water tank in 20 minutes. How many minutes will four pumps take 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 tile a floor measuring 11 x 13 square feet cost? - Volleyball 2
In a volleyball game, Michael made four shots in 8 tries. At this rate, how many shots can he make in 12 tries? - Embankment 56451
Twenty men will build a dam in 36 days if they work 10 hours daily. How many hours a day do 30 men have to work if the embankment is to be completed in 16 days? - Markus painter
Markus used ¾ liter of paint to cover 10 ½ square meters of wall. How many liters of paint are needed to cover 12 ¼ square meters of the wall? - Strawberries
Three people pick strawberries from 48 rows in 8 hours. How many hours do five people need to pick strawberries from 20 rows? - The bricklayer
The bricklayer built a six-meter base of the fence in 3 hours. How long does it take to build a 14 meters long base? - Multiplied 54601
What number, when multiplied by 3/5 for the product to be 1? - Multiplicative inverse
Explain why the reciprocal of - 1 1/17 is the multiplicative inverse of - 17/18. - Quotient and subtraction
Sixteen minus the quotient of 12, and what number is thirteen? - Sort fractions
Which is larger 3/7, 3/8, 3/9, 3/6 = - Cornbreads
If four and a half teaspoons of baking powder are needed to make ten servings of cornbread, how many teaspoons are needed to make 25 servings? - Petrol as fuel
A car can travel 480 miles on a full tank of petrol. The tank holds 60 liters. The fuel gauge shows there are 15 liters left in the tank. How many more miles can the car travel before it runs out of petrol? - Mrs. Zarka
Mrs. Zarka has three pies for a party. She calculates that if she splits the pies evenly among the guests, they will each receive 1/6 of a pie. How many guests are there?
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