find the amount to be paid at the end of the 3 years in each case:
a] Principal = rs 1,200 at 12%  p.a.
b]Principal= rs 7,500 at 5% p.a.

Dear Student,

a) Amount  = Principal + Principal×Rate×time100 Amount  =1200+1200×12×3100Amount  =1200+432Amount=1632Similarly you can preceed for the other question.Regards

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