The price 9

The price of sugar is increased by 25%. Find by how much percent a family must reduce their consumption so that their expenditure may increase only by 10%.

Correct answer:

p2 =  12 %

Step-by-step explanation:

r1=100%+25%=1+10025=1.25 r=100%+10%=1+10010=1.1  r1 r2 = r  r2=r/r1=1.1/1.25=2522=0.88  r2 = (1p2/100)  p2=100 (1r2)=100 (10.88)=12%



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