class of 30 students recently took a test. If 20 students scored 80, 8 students scored 90, and 2 students scored 100, then what was the class average (the mean) on this test?
srija.sis vo 3 month ke liye off gayi hai bords ke vajse bio me likha hai bo boli bich bich me ayegi vo apne dosto se baat kren ok sis
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unka board hai
tab thik hai lekin unko plz boloyega ki mujhse baat kare warna unki sona sad ho jayegi aur left kar degi
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ઓહ જીનું ઓફ થઈ ગઈ છે??? ખરેખર???
કાલે જ ઓફ થઈ ગઈ કે શું?? બિચારી
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