the true discount on Rs. 2562 due 4 months hence is Rs. 122. the rate percent is: (a) 12% (b) 15% (c) 18% (d) 20%
amt=present worth + true discountpw=amt-td2562-122pw=2440TIME=4MONTHS/12=1/3SI=PTR/100PTR=SI*100R=(SI*100)/PTR=(122*100)/2440*1/3R=15%
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