Question

90% of runners who started a marathon completed it. Of those, 30% are men. If 270 men completed the marathon, then how many total runners started the marathon?

Answer 1

let the total be x
who finished= (x×90/100)
who where man=
(x×9/10×30/100)=270
x×9/10=270×10/3
x=900×10/9
x=1000

total runners are 1000

Answer 2

Hello here is your answer by Sujeet yaduvanshi ☝☝☝☝☝☝☝☝☝

In attachment file