Question

if there is some food for 500 men for 6 days, after 2 days 100 people departure that place then food will be sufficient for how many days?

Answer 1

500*6=3.000
500*2= 1.000
3.000-1.000= 2.000
(500-100)d= 2000
400d=2.000
d=2000/400
d=5days

Answer 2

what is d here

Answer 3

d is days

Answer 4

you also could have done it as a ratio

Answer 5

now tell me another thing when 500 men are multiplied with 6 days then we get 3000 what is the unit of 3000?

Answer 6

3000 men/days?

Answer 7

we can do it with ratio but in case of proportion food must be constant while in que food will be decreased after 2 days?then how can we do it by proportion method

Answer 8

You are right you cant I read the question incorrectly

Answer 9

i can not understand the unit of 3000 plz explain it if you can

Answer 10

500 x 6 mandays - 500 x 2 mandays = days x 400 men
Thus, days = 5