Write a procedure, tax, to calculate (to the nearest pound) the tax a person owes, depending on his/her income. Calculate the tax using this table:
Income Tax rates
Tax rate Taxable income
Personal Allowance 0% 0 to £11,850
Basic rate 20% £11,850 to £46,350
Higher rate 40% £46,350 to £150,000
Additional rate 45% Over £150,000
The procedure should show
i) The salary,
ii) The tax rate,
iii) The amount of tax
iv) The amount left after tax and
v) Be able to deal with any input, valid or not.
Your tests of procedure should include the following values, which should be included
in your final presentation.
a) tax (£55,000)
b) tax (£100,250)
c) tax (£270,755)
d) tax (£99500)
e) tax (£237,570)
f) tax (£-40,000

The total revenues for a company are $150,223 and the total expenses were 125,766. if you are calculating the net income, which of these spreadsheets would you use? insert a spreadsheet with $150,223 in cell b2 and 125, 766 in cell b3. enter a formula =b2-b3. the formula should be showing in the formula bar. insert a spreadsheet with $150,223 in cell b2 and 125, 766 in cell b3. enter a formula =b2+b3. the formula should be showing in the formula bar. insert a spreadsheet with $150,223 in cell b2 and 125, 766 in cell b3. enter a formula =b2/b3. the formula should be showing in the formula bar. insert a spreadsheet with $150,223 in cell b2 and 125, 766 in cell b3. enter a formula =b2*b3. the formula should be showing in the formula bar.

What are procedures that keep a data base current

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