Question

suppose in a semester examination 600 student sat for math, 300 physics while 173 student sat for both math and physic what is the no student that sat for both

Answer 1

173?

Answer 2

Seems simple enough :P

Answer 3

My mind is confused.

Answer 4

Lol. Seems like a really logical answer, or he wrote the question wrong.

Answer 5

what is the number of student that sat for just a course

Answer 6

the "no student that sat for both" = those who didn't sit for both ?

Answer 7

try using venn diagram. . it's part of the 'SETS' topic.

Answer 8

math --> 600 -173 = 427 physics --> 300 - 173 = 127 --> Is this the ans?

Answer 9

173? . .