The least number of complete years in which a sum of money put out at 21% compound interest will be more than doubled is:

A

3 years

B

4 years

C

5 years

D

6 years

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Updated: 1 month ago

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Aysha and Jara started a business by investing Tk. 85000 and Tk. 15000 each. What be will the ratio of profit earned after 2 years between Aysha and Jara respectively?


Created: 1 month ago

A

9 : 8


B

17 : 5


C

5 : 4


D

17 : 3


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The simple interest on a certain sum at 6% p.a. is Tk. 360 in 1 year. What will be the additional interest earned in 1 year if the rate increases to 7% p.a. on the same sum?

Created: 3 months ago

A

Tk. 60

B

Tk. 80

C

Tk. 70

D

Tk. 100

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Updated: 3 months ago

চব্বিশ টাকা দরে ক্রয়করে ২৫ কেজি চালের সাথে ৪২ টাকা দরে ক্রয় করা কত কেজি চাল মিশিয়ে ৪০ টাকা দরে বিক্রি করলে ২৫% মুনাফা হবে?

Created: 2 weeks ago

A

 ২০

B

 ১২.৫

C

 ১৬

D

কোনোটিই নয়

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Updated: 2 weeks ago

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