daniel111135 daniel111135

16-06-2020
Mathematics

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plz help me

The monthly salary of a man increased from N2,700 to N3,200. Find the

percentage increase

A 10% . B 15% . C 15.6%. D 18.5%

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09pqr4sT 09pqr4sT

16-06-2020

Answer:

[tex]D[/tex]

Step-by-step explanation:

[tex]2700*(1+x/100)=3200[/tex]

[tex]1+x/100=3200/2700[/tex]

[tex]1+x/100=32/27[/tex]

[tex]x/100=32/27-1[/tex]

[tex]x/100=5/27[/tex]

[tex]27x=500[/tex]

[tex]x=500/27[/tex]

[tex]x=18.518518518518[/tex]

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