5. In the highlighted cells, indicate if the listed amounts are, lower, higher or the same for Delta vs. Singapore.

	Prior 7/1/86	7/1/86 to 3/31/93	4/1/93 on	Prior 4/1/89	4/1/89 on
Useful Life in years	10	15	20	8	10
Salvage Value as a percentage of cost (4 percent is stated as .04)	0.10	0.10	0.05	0.10	0.20
Depreciation stated as a decimal ($24 per $100 is stated as .24. Don't round answers; columns d and e should have 4 decimal places).	0.09	0.06	0.0475	0.1125	0.08
5. In the highlighted cells, indicate if the listed amounts are, lower, higher or the same for Delta vs. Singapore.
	Delta	Singapore
Useful Life
Salvage Value	Same or Lower	Same or Higher
Depreciation expense as a percentage of aircraft cost
Resulting net income given differences in depreciation expense as a percentage of aircraft cost

Please explain the calculations.