What is the sum of students who do not participating in Song from class VI and IX together ?

Options

A. a) 2720
B. b) 2120
C. c) 2400
D. d) 2130

Answer

D

Explanation

Students who don't participate in Song and Play from class VI
`=1500-(15%+8%)` of 1500
`=1500-(23)/(100)xx1500`
`1500-345`
=1155
Students who do not paticipate in Song and Play in class IX
`=1250-(10%+12%)xx1250`
`=1250-275`
`=975`
Required sum `=1155+975=2130`