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URI Problem 2745 Solution Taxes - URI Online Judge Solution

URI Online Judge Solution 2745 Taxes Using PostgreSQL Query Language. 

You are going to the International Personal Tax meeting and your proposal is: every individual with income higher than 3000 must pay a tax to the government, which is 10% of his/her income. 

Show the name and the tax value of each person who earns more than 3000, with two decimal places of precision.

Schema

people
ColumnType
id (PK)integer
namevarchar
salarynumeric

Tables

people
idnamesalary
1James M. Tabarez883
2Rafael T. Hendon4281
3Linda J. Gardner4437
4Nicholas J. Conn8011
5Karol A. Morales2508
6Lolita S. Graves8709

Output Sample

nametax
Rafael T. Hendon428.10
Linda J. Gardner443.70
Nicholas J. Conn801.10
Lolita S. Graves870.90
 

URI 2745 Solution in PostgreSQL:


SELECT name,ROUND((salary*10)/100,2) AS tax
FROM people
WHERE salary>3000

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