MTH 240 Final: MTH240 – W2008 Final
Document Summary
Section : have your student card available on your desk, this is a closed-book exam. Notes, calculators and other aids are not permitted. Unjusti ed answers will be given little or no credit. Cross out or erase all rough work not relevant to your solution: present your solutions neatly and legibly in the space provided. Messy or illegible solutions will receive no credit: if you need more space, use the back of the page. Indicate this fact on the original page, making sure that your solution cannot be confused with any rough work which may be there. page. Mth240 final exam: [(5 + 5) marks] 3: [ 7 marks] a tank initially contains 120 gallons of brine, holding 75 pounds of dissolved salt in solution. Salt water containing 1. 2 pounds of salt per gallon is entering the tank at the rate of 2 gallon per minute and brine ows out at the same rate.
