Samson W.

asked • 02/05/18

A 3.5 pay rise increase Mr Smith’s annual salary to $21735. What was his original salary?

explanation and working out please

1 Expert Answer

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Arturo O. answered • 02/05/18

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$21735 / 1.035 = $21000
 
His original salary was $21000.
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Samson W.

I don’t understand “1.035”. What’s the 1?
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02/05/18

Arturo O.

If the salary increased by 3.5%, then the new salary is 1.035 times the old salary, i.e. 100% + 3.5% of the original salary, which is 103.5% of the original salary, the same as 1.035 times the original salary.  So divide the new salary by 1.035 to get the original salary.
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02/05/18

Samson W.

Ohhhh okay thank you very much!
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02/05/18

Arturo O.

You are welcome, Samson.
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02/05/18

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