What annual installment will discharge a debt of Rs. 1344 due in 3 years at 12% simple interest?  Choose the correct choice from the following options:
A) 315
B) 345
C) 325
D) 335
E) 400
Let each Installment be Rs. x   Then, ( x+ ((x*12*1)/100)) + (x+ ((x*12*2)/100) ) + x = 1344   =((28x/25) + (31x/25) + x) = 1344 ïƒ› (28x+31x+25x)=(1344*25)   x= (1344*25)/84 = Rs.400.   Therefore,	Each installment = Rs. 400.   Answer is 400.
<result>E</result>
What annual installment will discharge a debt of Rs. 1344 due in 3 years at 12% simple interest?