62.
Under applied or over applied factory overhead should be:

63.
The margin of safety may be defined as

64.
. . . . . . . . is a budget which is updated continuously by adding a further period (a month/quarter) and deducting a corresponding earlier period.

68.
When is the net present value negative,

70.
Match the following.
List-I List-II
a. Marginal cost 1. . . . . . . . . = Contribution ÷ Sales
b. P/V ratio 2. Contribution = Selling price - . . . . . . . .
c. Profit 3. . . . . . . . . = Sales (1 - P/V ratio)
d. Variable costs 4. Margin of safety = . . . . . . . . ÷ P/V ratio