1.

An engine has initially 24000 ml oil. The amount of oil has to be increased at the rate of 5% every six month. Find the time-period at the end of which the amount of oil becomes 27783ml.

A. n = ( frac{3}{2} )
B. n = ( frac{3}{4} )
C. n = ( frac{5}{2} )
D. n = ( frac{1}{2} )
Answer» B. n = ( frac{3}{4} )


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