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He spends one-third of his income on personalexpenditure.

Half of the remaining income is invested in a scheme for 15% interest perannum.

After investing half of the remaining income is invested in a scheme which gives 10% income perannum.

The remaining lies in a bank where it earns an interest of 4% perannum.

The effective rate of interest earned by the man on his investments by the end of the year is

Ritesh Phogat

- Level 3
- 33 %

Accuracy -

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A man earns 24,000 permonth.

He spends one-third of his inc

He spends one-third of his inc

Mr. Mani invested an amount of Rs. 12000 at the simple inter

Sekar started a business investing Rs.25,000 in1999.

In 200

In 200

Deepa started a business in 2009 by investing Rs.50,000.

She

She

Shekhar started a business investing Rs. 25,000 in 1999, In

David invested certain amount in three differentschemes.

A,

A,

Prasanna invested certain amount in three different schemes

David invested certain amount in three different schemes A,

A certain sum is invested for 2 years in scheme M at 20% p.a

Shawn invested one half of his savings in a bond that paid s

1. 16000/2=8000 SI=PRT/100=8000*15*1/100=1200

2. 8000/2=4000 SI=4000*10*1/100=400

3. 4000 SI=4000*4*1/100=160

adding total interest=1200+400+160=1760

SI=PRT/100 1760=16000*R*1/100

Solving this R=11%