Find the percent of increase from 68 songs to 75 songs. Round to the nearest tenth of percent if necessary

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Which polynomial correctly combines the like terms and expresses the given polynomial in standard form? 8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3 n6 + 7mn5 + 14m2n4 – 5m3n3 – 6m6 –2m6 – 5m3n3 + 14m2n4 + 7mn5 + n6 14m2n4 + 7mn5 – 6m6 – 5m3n3 + n6 n6 – 6m6 + 7mn5 + 14m2n4 – 5m3n3 show work