Question

Amen buy a certain number of orange at 20 for rs 60 and an equal number at 30 rs 60 he mixes them and sells them at 25 for rs 60 what is gain or loss percent

Answer 1

Let the man buy 60 oranges (LCM of 20 and 30) of each kind. CP of the 60 oranges of the first kind=6020×60=120Rs.6020×60=120Rs. Total CP of 120 oranges =(180+120)Rs.= 300 Their SP=6025×120=288Rs.6025×120=288Rs. Loss=(300-288)= 12 Rs. ∴∴ Loss percent= 12300×100=412300×100=4%

Answer 2

in an election between two candidates one candidates

got 55% of the total valid votes out of that what's 20% of the votes were invalid if the total number of votes polish was 7 7500 then find the number of valid votes that the other candidate got