Pg. 98/110 Homework Pg. 127#25 – 28 all Pg. 138#42, 43, 48, 88 – 93 all #58 15 liters of 20% acid and 10 liters of 35% acid #59 0.75 liters of distilled.

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Pg. 98/110 Homework Pg. 127#25 – 28 all Pg. 138#42, 43, 48, 88 – 93 all #58 15 liters of 20% acid and 10 liters of 35% acid # liters of distilled water should be added # (x + 1) ≤ 45 #61 x ≤ 4.233… #62 4 friends # mph #66 100,001 candy bars must be sold #68 They can borrow more than $100,000

Word Problem Review An object is shot up into the air at a rate of 325 ft/sec. Determine when the object reaches 400 ft. – Define the variables – Create an equation for the problem situation – Determine the domain of the problem situation – Graph the problem situation – Solve the problem situation

Word Problem Review Let x be the side length of a square that must be cut from the corner of a 12 by 30 in piece of cardboard to form a box. Determine the length of x if the volume of the box is to be maximized. – Define the variables – Create an equation for the problem situation – Determine the domain of the problem situation – Graph the problem situation – Solve the problem situation

Word Problem Review A pool with dimensions of 350 by 500 ft is surrounded by a sidewalk of uniform width x. The sidewalk must have an area of at least 6,000 sq ft. but it must be less than 9,000 sq ft. What are the possible widths of the sidewalk? – Define the variables – Create an equation for the problem situation – Determine the domain of the problem situation – Graph the problem situation – Solve the problem situation