the ratio of sales two shops A and B was 7:12 two years latter sale of shop A increased by 1500 and sale of shop B decreased by 25% . new ratio of their sales are 4:3 find original sale of shop B
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Step-by-step explanation:
7x+1500/12x×75/100=4/3
7x+1500/3x=4
7x+1500=12x
1500=12x-7x
5x=1500
x=300
Original value of Shop B=12x=12×300=3600
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