Flag Algebra> In a class of 500 students, 60 fail in al...
question mark

In a class of 500 students, 60 fail in all subjects and the students who pass in exactly 1 subject are twice the students who pass in exactly 2 subjects and thrice the students who pass in all 3 subjects. Find the number of students who fail in atleast 2 subjects.

Chaitanya Gadgil , 7 Years ago
Grade 12
anser 1 Answers
Rajshree

Last Activity: 7 Years ago

Let the pass students in one sub. =xN in two=y N three=zSo that X+2x+3x=440X=440/6=220/3Z=3x=3×220/3=220No of students pass at least In two subjects =440-220=220.

Provide a better Answer & Earn Cool Goodies

Enter text here...
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Enter text here...