He library has a total collection of 2630 books. the number of non fiction books is 240 fewer than the number of fiction books but 190 more than the number of picture books. how many books of each type are in the library?

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75