A class consists of 50 student out of which are 30 girls. the mean marks scored by girls in the test is 73 (out of hundred) and that of boyes in 71. determine the mean score of the whole class
Answers
Answered by
0
I don't know..........
Answered by
1
20 are boys.
mean=73+71
mean=144/2
=72.
Hope you like my ans.. make me brainlist
mean=73+71
mean=144/2
=72.
Hope you like my ans.. make me brainlist
Similar questions