expenditure on wheat of a family is 28.56% less than rice, expenditure on rice 12.5% less than pulse. if expenditure on wheat, rice and pulse are increased by 9.5%, 17.5% and 12.5% respectively and total expenditure is increased by 540 ₹. then find total income of family if other than this expenditure family saves ₹500.
using ratio method, solve it