A sum of money amounts to Tk. 1800 in 5 years and Tk. 2400 in 8 years at simple interest. Find the annual rate of interest.

A

10%


B

15%

C

20%

D

25%

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Updated: 22 hours ago

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The compound interest on a certain sum for 2 years at 5% per annum is Tk. 820. The simple interest on the same sum for half the time at double the rate percent per annum is:

Created: 22 hours ago

A

Tk. 720


B

Tk. 750

C

Tk. 800

D

Tk. 860

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Updated: 22 hours ago

What is the compound amount on a sum of Tk 10,000 for 2 years at 20% per annum, if the interest is compounded half-yearly?

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A

Tk. 14,641

B

Tk. 14,520

C

Tk. 14,800

D

Tk. 15,225

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Tk. 10000 becomes Tk. 12000 in 4 years at a certain rate of simple interest. If the rate becomes 2.5 times of itself, the amount of same principal in 6 years will be -

Created: 22 hours ago

A

Tk. 17000

B

Tk. 17500

C

Tk. 18600

D

Tk. 19200

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Updated: 22 hours ago

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