Question

25. (2) because Percentage of increase in price
[
begin{array}{l}
=frac{7.50-6}{6} times 100 %
=frac{1.50 times 100}{6} %=25 %
end{array}
]
Hence, required per cent ( =frac{25}{100+25} times 100 % )
[
=frac{25 times 100}{125} %=20 %
]

# 25. The price of a commodity rises from 6 per kg to 7.50 per kg. If the expenditure cannot increase, the percentage of reduction in consumption is (1) 15% (2) 20% (3) 25% (4) 30%

Solution