Question

principle=640,rate=12 1/2 time=6 months, find the SI along with amount​

Answer 1

Answer:

principle = 640

rate = 12 1/2 = 25/2

years= 6 months = 1/2 years

SI = p*n*r/100

= (640*25/2*1/2)/100

= (640*25)/(2*2*100)

SI= 40

amount = principle + SI

= 640+40

= 680