Math, asked by tushaarramanan55, 7 months ago

At what rate per cent per annum will Rs 9, 000 after 3 years amount to Rs 11, 430?

Answers

Answered by Leahp1001
1

Answer:

A = Rs.3993, P = Rs.3000, n = 3, r = ?

∴A=P(1+

100

r

)⇒3993=3000(1+

100

r

)

3

3000

3993

=(1+

100

r

)

3

1000

1331

=(1+

100

r

)

3

⇒(

10

11

)

3

=(1+

100

r

)

3

⇒1+

100

r

=

10

11

100

r

=

10

11

−1=

10

1

∴r=

10

100

=10%p.a.

Step-by-step explanation:

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