Porter Co. has a beta of 1.10. The firm currently has 30% debt, but is considering changing its capital structure to be 20% debt and 80% equity. If its corporate tax rate is 40%, what is Porter's levered beta at 20% debt level?

Hint: First calculate unlevered beta using old capital structure and then calculate levered beta using the new capital structure.

	a.	1.19
	b.	0.91
	c.	1.01
	d.	1.75
	e.	1.10