Question

N an examination, 35% of the students passed and 455 failed. how many students appeared for the examination?

Answer 1

Solution:-

》let toatal studen = x

》passed = x×35/100

》faild = x-35x/100 = 455

》 = 100x-35x =45500

》 = 65x = 45500

》 = x = 45500/65

》 = x = 700

700 student apearing in examination