Answer:
1.59
Explanation:
The formula required to calculate the equity beta of the levered beta is given below:
Levered Beta=Unlevered Beta*((1+(1-tax rate)*(debt/equity))
unlevered bera=1.4
tax rate (assume it is 30%) is 0.30
debt is 40% or 0.40
equity is 60% or 0.60
Levered Beta=1.4((1+(1-0.30)*(0.40/0.60))
levered Beta=1.4*(1+0.7)*0.666666667
levered beta=1.4*1.133333334
levered beta= 1.59
You can recompute using the missing actual tax rate