A amount becomes Rs. 600 in 5 years and Rs.700 in 6 years. Find the rate of interest and principal.
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Answer:
5 years
Step-by-step explanation:
Let principal is x, R=4% & T=6 yr
A=SI+P
=
100
x×4×6
+x
620=
100
124x
124
620×100
=x
x=500
Rate of interest now =2×4% =8%
A=SI+P
700=
100
500×8×T
+500
⇒200=40T
T=5 yr
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