Direct and Inverse Variation Answers

If y varies directly with x, the constant of variation is .

The equation representing this relationship is .

Consider the table of values. | If y varies directly with x, the constant of variation is . | The equation representing this relationship is . | What is the value of y when x = 11?

D =

The guinea pigs would gain additional ounces.

A =

Boyle’s law states that when considering gases, volume varies inversely with pressure. If V represents the volume of the gas and P represents the pressure of the gas, what would the formula be that represents this relationship? If a balloon has a volume of 4 L of gas with a pressure of 5 atmospheres, what will the volume be when the pressure is 3 atmospheres?

Does the relationship between x and y represent direct or inverse variation? What is the constant of variation?

A musical instrument has a pitch of 220 hertz when the wavelength is 3 feet. When the wavelength is 4 feet, the pitch is 165 hertz. | What is the type of variation between pitch and wavelength? | What is the pitch when the wavelength is 5 feet? | hertz

B =

hertz

C =