(1) The sum of two consecutive even integers is 158. Find the least of the two integers. A 78 B. -78 C. 80 D. 156
(2) The slope of a line is given below. Find the slope of two lines: one parallel to the given line and one perpendicular to the given line. M = 17/29. A. Parallel: -17/29; Perpendicular: 29/17 B. Parallel: 29/17; Perpendicular: -29/17 C. Parallel: -29/17; Perpendicular: 17/29 D. Parallel: 17/29; Perpendicular: -29/17
(3) How many gallons of gasoline that's 6 percent ethanol must be added to 2,000 gallons of gasoline with no ethanol to get a mixture that's 4 percent ethanol? A. 5,115 gallons B. 8,000 gallons C. 1,800 gallons D. 4,000