a principal of rs.800 amount to rs. 1120in 2 years the rate of simple interest is :
Answers
Answered by
3
Answer:
20%
Step-by-step explanation:
simple interest = amount - principal
SI=PRT/100
R= SI * 100/PT
R= (320*100)/(800*2)
=32000/1600 = 20%
so the rate is 20%
Answered by
3
S.I = P×R×T/100.....(i)
• 1120-800 = S.I
= 320
From (i),
R= S.I ×100/P×T
= 320×100/ 800×2
= 20%
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