Question

a class of 70 students, out of which 30 have math and 20 have taken math but not statistics fimdno of students who have taken math and statistics and those who have taken statistics but not matt​

Answer 1

Answer:

30 math

20 math not Statics

who have taken maths and statcics 30

thoose who took Statics 20

maths are 50

Answer 2

Answer:

$given \:$

$70 \: students$

$maths \: student \: 30$

$students \: take \: maths \: but \: not \: statustic \: \: 20$

$70 - 30 + 20$

$= 70 - 50$

$20$

$number \: of \: student which \: take \: statustic \: but \: not \: math = 20$

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