Direct and Inverse Variation

Front

What does the Direct Variation Equation look like?

Back

y = kx

Front

If a person with a mass of 90 kg contains 60 kg of water, how many kilograms of water are in a person whose mass is 75 kg?

Back

50 kg water

Front

Is the given table a direct or inverse variation? What is the constant of variation?

Back

Inverse, 12

Front

If Trina works 19 hours and earns $187.15, how much should she earn if she worked 40 hours?

Back

$394

Front

Y varies directly with x, and y is 84 when x is 16. Which equation represents this situation?

Back

y = 5.25x

Front

What is the definition of Direct Variation?

Back

A relationship where one variable is a constant multiple of another.

Front

What is the definition of Inverse Variation?

Back

A relationship where one variable increases as the other decreases.

Front

What is the constant of variation in direct variation?

Back

The constant 'k' in the equation y = kx.

Front

What is the constant of variation in inverse variation?

Back

The product of the two variables is constant.

Front

If y = 3x, what is the value of y when x = 4?

Back

y = 12