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KASHIF INVESTED 1/7 OF HIS TOTAL INVESTMENT AT 4% AND 1/2 AT 5% AND REST AT 6% FOR ONE YEAR AND RECEIVED TOTAL INTEREST OF RS 730.WHAT IS THE TOTAL SUM INVESTED ?

Read Solution (Total 2)

1-1/7-1/2=5/14
((1x/7)*4*1)/100=4x/700
((x/2)*5*1)/100=5x/200
((5x/14)*6)/100=30x/1400
4x/700+4x/700+30x/1400=730
73x/1400=730
x=14000
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