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  1. The rate of simple interest per annum of bank being decreased
    from 5% to 3
    1
    % the annual income of a person from interest was less by Rs. 105.
    2
    The sum deposited at the bank was
    1. Rs. 6,000
    2. Rs. 7,200
    3. Rs. 6,800
    4. Rs. 7,000
Correct Option: D

Let Amount deposited in bank = Rs. p

Difference of rates = 5 –
7
2

=
3
% per annum
2

SI =
Principal × Time × Rate
100

SI =
p × 1 × 3
= 105
100 × 2

p =
105 × 200
= Rs. 7000
3



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