the salary of a man is increased by 18% annually. if his present salary is 45,000 what was it a year ago
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Step-by-step explanation:
Let the previous salary be x.
It is given that the present salary of the man is Rs.3,000 after the increase in salary by 20%, therefore, we have:
20% of x+x=Rs.3000
⇒
100
20
×x+x=3000
⇒
5
x
+x=3000
⇒
5
x
+
5
5x
=3000
⇒
5
x+5x
=3000
⇒6x=3000×5
⇒6x=15000
⇒x=
6
15000
⇒x=2500
Hence, his salary before the increase was Rs.2,500.
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