A hair dresser is placing an order for a new shampoo. Company A charges $4.00 per bottle plus $10.00 handling fee per order. Company B charges $3.00 per bottle plus a 25
handling fee per order . How many bottles, x, must the hairdresser buy for Company A to cost more than Company B?*

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Having a hard time understanding this question (see attachment).

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.