Correct option is D
Concept used:
Range = Maximum value − Minimum value
Solution:
Salary:
Values: 60.5 , 68.4 , 62.8 , 67.2 , 84
Range = 84 − 60.5 = 23.5
Fuel etc:
Values: 20 , 23.4 , 19.4 , 28.8 , 30.2
Range = 30.2 − 19.4 = 10.8
Bonus:
Values: 0.8 , 0.4 , 0.86 , 0.89 , 0.96
Range = 0.96 − 0.4 = 0.56
Interest on Loans:
Values: 4.88 , 7 , 8.85 , 6.28 , 10.11
Range = 10.11 − 4.88 = 5.23
Taxes:
Values: 18.6 , 22.6 , 16.8 , 17.5 , 21.6
Range = 22.6 − 16.8 = 5.8
The range of expenditure that is most similar over the five-year period is between Interest on Loans (5.23) and taxes (5.8)
Thus, correct answer is (d) Interest on Loans and Taxes




