Tim works for 10 days and charges Rs200. Kim works for 7 days and charges Rs175. Who charges less for a day?
Amount of money tim ears = Rs 200
No. of days tim works = 10
∴ tim's earning per day = 20/01/0 = Rs 20/−
Amount of money kim earns = 175
Number of days kim works = 7
∴ Kim's earning per day = 1757
= 25
∴ Tim earning is less than kim