The average score of the girls in class X examination in a school is 73 and that boys is 71. The average score in class X of that school is 71.8. Find the percentage of girls and boys in class X of the school.

(a) 34% (b) 39% (c) 40% (d) 41%

The average score of the girls in class X examination in a school is 73 and that boys is 71. The average score in class X of that school is 71.8. Find the percentage of girls and boys in class X of the school.

(a) 34% (b) 39% (c) 40% (d) 41%

1 Answer

127 votes

Let the number of boys in the class be and the number of girls be

Then,

Percentage of boys =

=

Percentage of girls = % = 40%.

127 votes

127