Question

Page No.
63
Date
Half of the student in class are practising for
dance and three fourths of reaming are playing
cricket te the remaining, 9 student are studying
in the library, find the total numbe of students
in the classe​

Answer 1

OK DEAR HERE IS YOUR ANSWER☺☺:

GIVEN:

• Half of the student in class are practising for
• dance.
• three fourths of reaming are playing
• cricket.
• 9 student are studying

in the library.

TO FIND:

The total number of students

of studentsin the class.

SOLUTION:

LET THE TOTAL NUMBER OF STUDENTS=X

NUMBER OF STUDENT IN PRACTISING FOR

PRACTISING FORDANCE =1/2 ×X=X/2

REMAINING=X - X/2

=X/2

NOW, NUMBER OF STUDENTS PLAYING CRICKET=3/4 × X/2

=3X/8

REMAINING=X/2 - 3X/8

=X/8

NO. OF STUDENTS STUDYING IN LIBRARY=9

REMAINING=X/8 - 9

=(X - 72)/8

DEAR Y