y varies directly as x. If y = 30 when x = 6, what is the constant of variation?
Note
For direct variation, y = kx. Substitute the given values: 30 = k × 6. Therefore k = 30 ÷ 6 = 5.
y varies directly as x. If y = 30 when x = 6, what is the constant of variation?
For direct variation, y = kx. Substitute the given values: 30 = k × 6. Therefore k = 30 ÷ 6 = 5.