interest ibet u cant do this

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Incognito
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SID invested an amount of rs.12000 atthe rateof 10% p.a a simple interest and another amount at the rate of 20% ear on the totalp.a simple interest. the toal interst earned at the end of one year on the total amount incested became 14%. find the total amount invested??

Incognito
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ans=20000

ans=20000

adamgilchrist2012's picture
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ans=30000

ans=30000

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Incognito
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It is 20000

It is 20000

Incognito
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I have done it :) Simple let

I have done it :)

Simple let another amount be x

(12000*120/100)+(x*120/100)=(12000+x)114/100

Solve it

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