1.

1). 80002). 100003). 65004). 9000

Answer»

<P>SIMPLE INTEREST = PRT/100

Here, R = 5%

T = 4 years

Total AMOUNT = P + I = 12000

⇒ I = 12000 - P

⇒ I = P × 5 × 4/100

⇒ 12000 - P = 20P/100

⇒ 12000 – P = 0.2P

⇒ 12000 = 1.2P

∴ P = 12000/1.2 = Rs. 10,000



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