Joelle is working on a school report in a word processor. she wants to place a figure which is 13.09 cm wide so that it appears centered on the page. the width of the page is 21.59

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.