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A period of 4 hours 30 min is what per cent of a day?A. \(18\frac{3}{4}\%\)B. 20%C. \(16\frac{2}{3}\%\)D. 19%

Answer»

4 hours 30 min = (4 × 60) + 30 

= 240 + 30 

= 270 min 

24 hours = 24 × 60 

= 1440 min 

Now, 

Percentage = (270/1440 × 100) % 

= (3/16 × 100) % 

= (3/4 × 25) % 

= (75/4) %

\(18\frac{3}{4}\%\)



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