The ratio of Principal and its yearly amount is 8:9 then find the rate of interest.
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Answer:
12.5%
Step-by-step explanation:
Let P be ₹800
Thus,
Amt.=₹900
Interest= A-P
=₹900-₹800
=₹100
Yearly amount given, this means
T=1 year
SI=PRT÷100
R=SI×100÷PT
=100×100÷800×1
=10000÷800
=12.5%
HOPE THIS HELPS.
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