Question

a sum of Rs 90000 borrowed at 20 % per annuam

Answer 1

HELLO MY DEAR FRIEND

PER ANNUM MEANS - 1 YEAR 

S.I = PRINCIPLE ×TIME× RATE /100.
S. I = 90000 × 1YEAR ×20%/100.
S.I = 900. 
THEREFORE, S.I( SIMPLE INTEREST = 900.)

I HOPE THIS WILL HELP'S U...............*-*

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