- -
Solved Examples
Click on a 'View Solution' below for other questions:
ccc If the point (3.2, 6) is from an inverse variation, then find the constant of variation.
 ccc
View Solution
ccc If the pair of points (4.8, x) and (8, 6) are from an inverse variation, then find the value of x.
 ccc
View Solution
ccc A gas exerts a pressure of 80 pounds per square inch when its volume is 6 cubic feet. What is the pressure exerted by the gas when its volume is 60 cubic feet assuming that the product of pressure and volume is constant?
 ccc
View Solution
ccc If the point (6, 12) is from an inverse variation, then find the constant of variation.
 ccc
View Solution
ccc If the point (49, 94) is from an inverse variation, then find the constant of variation. ccc View Solution
ccc If the point (24w, 54h) is from an inverse variation, then write an equation to model the data.
 ccc
View Solution
ccc Which variation does the equation xy = 37, model?
 ccc
View Solution
ccc Given xy = 13, then find the values of a, b and c in the table.
xy
10a
b13
6c
 ccc
View Solution
ccc Given xy = 8.1, then find the values of a, b and c in the table:
xy
a0.127
0.191b
c9

 ccc
View Solution
ccc If the point (4.66, 8.10) is from an inverse variation, then write an equation to model the data.
 ccc
View Solution
ccc The current in an electrical conductor varies inversely as the resistance of the conductor. What is the current when the resistance is 29 ohms, if the current is 9 amperes when the resistance is 145 ohms?
 ccc
View Solution
ccc If (u, b) and (p, i) both satisfy an inverse variation, then which of the following relation is true?
 ccc
View Solution
ccc If the pair of points (2, 3) and (- 7, y) are from an inverse variation, then find the value of y.
 ccc
View Solution
ccc Find an equation that relates x and y inversely, such that y = 196 when x = 6.
 ccc
View Solution
ccc Given xy = 19, then find the values of a, b and c in the table:
xy
13a
127b
172c

 ccc
View Solution
ccc Which variation does the equation x = 8y model? ccc View Solution
ccc The number of hours h that it takes m men to cut x trees varies directly as the number of trees and inversely as the number of men. If 3 men can cut 12 trees in 3 hours, then how many men are needed to cut 36 trees in 9 hours?
 ccc
View Solution
ccc Determine whether x and y show a direct variation, an inverse variation or neither:
xy
224
690
1544
1545
 ccc
View Solution
ccc The frequency of an electromagnetic wave varies inversely with its wavelength. The frequency of a wave of wavelength 196 meters is 196 kilocycles per second. Find the frequency of the wave whose wavelength is 16 meters. ccc View Solution
ccc If w varies inversely as u, and w = 7b when u = 12e, what is w in terms of e and b, when u = 3 ?
 ccc
View Solution
ccc The current I in an electrical conductor varies inversely as the resistance R of it . If the current is 14 ampere when the resistance is 88 ohms, then find the current when the resistance is 154 ohms?
 ccc
View Solution
ccc Find the constant of variation if the relationship among the data in the table is an inverse variation.
x0.150.250.35
y704230
 ccc
View Solution
ccc Determine whether the relationship among the data in the table is an inverse variation, if so find the constant of variation.
x2- 34
y0.25- 0.3750.5
 ccc
View Solution
ccc Write an equation to model the data given in the table:
x2.42.62.8
y4.554.23.9
 ccc
View Solution
ccc A gas exerts a pressure of 85 pounds per square inch when its volume is 81 cubic feet. What is the pressure exerted by the gas when its volume is 153 cubic feet assuming that the product of pressure and volume is constant?
 ccc
View Solution
ccc If the point (1.75, 5.73) is from an inverse variation, then write an equation to model the data.
 ccc
View Solution
ccc If (z, d) and (u, b) both satisfy an inverse variation, then which of the following relation is true?
 ccc
View Solution
ccc Given xy = 17, then find the values of a, b and c in the table.
xy
10a
b17
8c
 ccc
View Solution
ccc Does the graph model direct variation, inverse variation, or neither?
 ccc
View Solution
ccc Which variation does the equation xy = 30, model?
 ccc
View Solution
ccc Given xy = 3.6, then find the values of a, b and c in the table:
xy
a0.159
0.251b
c6

 ccc
View Solution
ccc If R and T are constants, then what type of variation does PV = RT represent? ccc View Solution
ccc If the point (2, 12) is from an inverse variation, then find the constant of variation.
 ccc
View Solution
ccc The current in an electrical conductor varies inversely as the resistance of the conductor. What is the current when the resistance is 14 ohms, if the current is 6 amperes when the resistance is 56 ohms?
 ccc
View Solution
ccc If the point (37, 73) is from an inverse variation, then find the constant of variation. ccc View Solution
ccc Find an equation that relates x and y inversely, such that y = 109 when x = 9.
 ccc
View Solution
ccc If the point (3.2, 3) is from an inverse variation, then find the constant of variation.
 ccc
View Solution
ccc Which variation does the equation x = 7y model? ccc View Solution
ccc If the point (8r, 54g) is from an inverse variation, then write an equation to model the data.
 ccc
View Solution
ccc The number of hours h that it takes m men to cut x trees varies directly as the number of trees and inversely as the number of men. If 3 men can cut 9 trees in 3 hours, then how many men are needed to cut 9 trees in 3 hours?
 ccc
View Solution
ccc Could the number of pages you have read in a book and the number of pages you are yet to read in the same book be represented by an inverse relation?
 ccc
View Solution
ccc If L is a constant, then what type of variation does v = LT represent? ccc View Solution
ccc Given xy = 19, then find the values of a, b and c in the table:
xy
13a
127b
127c

 ccc
View Solution
ccc If the pair of points (3, 4) and (- 7, y) are from an inverse variation, then find the value of y.
 ccc
View Solution
ccc If the pair of points (2.4, x) and (3.9, 6) are from an inverse variation, then find the value of x.
 ccc
View Solution
ccc Determine whether x and y show a direct variation, an inverse variation or neither:
xy
550
304680
156250
156936
 ccc
View Solution
ccc The frequency of an electromagnetic wave varies inversely with its wavelength. The frequency of a wave of wavelength 168 meters is 252 kilocycles per second. Find the frequency of the wave whose wavelength is 24 meters. ccc View Solution
ccc If y varies inversely as p, and y = 8d when p = 12e, what is y in terms of e and d, when p = 3 ?
 ccc
View Solution
ccc The current I in an electrical conductor varies inversely as the resistance R of it . If the current is 16 ampere when the resistance is 198 ohms, then find the current when the resistance is 165 ohms?
 ccc
View Solution
ccc The current I in an electrical conductor varies inversely as the resistance R of it . If the current is 15 ampere when the resistance is 175 ohms, then find the current when the resistance is 280 ohms? ccc View Solution