Abook club promises to send 8 books for$1, if you join the club. after you receive the 8 books, you may select more books at a rate of $19.99 per book. if you spend a total of $87.96, how many extra books did u purchase

Pls will give brainliest and all p. s u can zoom in if u cant see plss

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?