HELP how do i speedrun like dream

Alarge tank is filled to capacity with 500 gallons of pure water. brine containing 2 pounds of salt per gallon is pumped into the tank at a rate of 5 gal/min. the well-mixed solution is pumped out at the same rate. find the number a(t) of pounds of salt in the tank at time t.

Companies under market structures are independent

Anita has been named ceo of a popular sports apparel company. as ceo, she is tasked with setting the firm's corporate strategy. which of the following decisions is anita most likely to makea) whether to pursue a differentiation or cost leadership strategy b) which customer segments to target c) how to achieve the highest levels of customer satisfaction d) what range of products the firm should offer