22.2k views
4 votes
1200 hombres tiene viveres para 80 dias, pero al finalizar el dia 25 se retiran 320 hombres. ?Cuántos días mas durarán los víveres?

User Ashansky
by
8.7k points

1 Answer

4 votes

Let's assume

Number of days needed after 25 days is x days

1200 men have food for 80 days

so, total men-foods is


=1200* 80

but at the end of day 25, 320 men retire

So, total men-foods in 25 days is


=1200* 25

total men-foods after 25 days is


=(1200-320)* x

now, we can equate them


1200* 80=1200* 25+(1200-320)* x

now, we can solve for x


30000+\left(1200-320\right)x=1200* \:80


30000+880x=96000


880x=66000


x=75

Hence,

Number of days needed after 25 days is 75 days...........Answer


User Xagyg
by
7.7k points
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