The average number of masks given by 50 children is 30 When the class teacher came with the mask, - Maths - Average

Question

The average number of masks given by 50 children is 30 When the
class teacher came with the mask, the average number of masks
increased by one So how many masks did the class teacher bring

Arshita Pandey · Accepted Answer

Dear Student,
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5f6cab7d0c257%20jpg"
style="width: 676px; height: 1022px;">

Regards

The average number of masks given by 50 children is 30. When the class teacher came with the mask, the average number of masks increased by one. So how many masks did the class teacher bring