Father reduced the quantity of food bought for the family by 10% when he found that the cost of living had increased 15%. Thus the fractional increase in the family food bill is now

• A.\(\frac{1}{12}\)
• B.\(\frac{6}{35}\)
• C.\(\frac{19}{300}\)
• D.\(\frac{7}{200}\)
• E.\(\frac{5}{100}\)