[" 172.The expenses on rice,fish and oil of a familyare in "],[" the ratio "12:17:3." The price of these articles are "],[" increased by "20%,30%" and "50%" respectively.The "],[" total expenses of family on itiese atticles are "],[" increased by? "]

The expenses on rice,fish and oil of a family are in the ratio 12:17:3. The prices of these articles are increased by 20%,30% and 50% respectively.The total expenses of family on these articles are increased by 7(1)/(8)% b.14(1)/(8)% c.28(1)/(8)% d.6(1)/(8)%

The length and breadth of a rectangle were increased by 30% and 20% respectively.Then find the area will increased.

A family consumes Rice, Daal and Wheat. The ratio of its expenditure is 12 : 17 : 3. If the price of those commodities increases by 20%, 30% and 50% respectively. By how much expenditure will be increased of that family.

If the sides of an equilateral triangle are increased by 20%,30% and 50% respectively to form a new triangle the increase in the perimeter of the equilateral triangle is

The price of an article is first decreased by 20% and then increased by 30%. If the re sulting price is 416, the original price of the article is

If the sides of an equilateral triangle are increased by 20%, 30% and 50% respectively to form a new triangle, what is the percentage increase in the perimeter of the equilateral triangle ?