find the time when 1. principal is equal to rupees 300 simple interest is equal to rupees 6.75 and rate is equal to 4 1/
2 p.a .
2. principalprincipal is equal to rupees 4000 simple interest is equal to rupees 250 and rate is equal to 5% p.a.
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Answer:
Step-by-step explanation:
1.Principal=₹300
S.I.=₹6.75
Rate=20.5%p.a.
Time=?
{S.I.=P×R×T÷100}
6.75=300×20.5×T÷100
T=6.75×100÷300×20.5
T=1/9years
2. Step-by-step explanation:the equation to find it is
Simple interest ×100/principle × rate
= 250×100/4000×5
=1.25year
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