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The price of a commodity was increased in the ratio of 5:4. After one month, the same commodity was reduced in the ratio of 7:8 to attract more customers. Suppose the new price was 35. Calculate the price of the commodity before the increase.

Correct answer:

a =  32

Step-by-step explanation:

b=35 r1=5/4=45=141=1.25 r2=7/8=87=0.875  r=r1 r2=1.25 0.875=3235=13231.0938 a r = b a=b/r=35/1.0938=32

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