If you borrow 700$ for five years at a annual interest rate of 7%, how much will you pay all together

Could someone with number 1 and 2

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?

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.