1. The sum of 3 consecutive even integers is 252. Find these integers. Enter the result in the answer box. Do it for all open-answer questions. 2. The triangle ABC is isosceles. The length of ACis 3x. The length of BC is also 3x. The length of AB is 2x. If the perimeter of the triangle is 100 feet, what is the length of each side? 3. A rectangular yard is fenced on all four sides. The total length of the fence is 320 feet. The length of the yard is 26 feet greater than its width. Find the dimensions of the yard. 4. The complement of a 51 angle is a) 129 b) 39 c) 141 5. An isosceles triangle cannot have an obtuse angle. a) True b) False 6. ABC is an isosceles triangle. The angles A and B are equal to each other, and the angle C is 38o. Find the angles A and B. 7. A store owner was buying men's suits at $242 and selling them at $338.80. What was the markup rate on these suits? 8. After a 12% discount, a calculator was sold for #16.50. What was its regular price? 9. The expression \"20% discount\" means that (i) the selling price is equal to 20% of the regular price (ii) the regular price was decreased by 20% (iii) the selling price is equal to 80% of the regular price (i) and (ii) (i) and (iii) (ii) and (iii) 10. An investor divided $4,000 into two unequal parts. One of them was invested at 5.5% annual simple interest, and the other at 6.7%. After 1 year, the interest on both investments was $253. Find how much money was invested at 5.5% 11. Cream costs $10 per gallon. Milk costs $3 per gallon. 9 gallons of milk was mixed with 2 gallons of cream. What is the cost of 1 gallon of this mixture? (Round the answer to the nearest cents.) 12. 5 liters of pure alcohol was mixed with 10 liters of water. What is the concentration of alcohol in this mixture? a) b) c) d) 50% 33.3% 30% 26.7% 13. Two cars started at the same time from the same point and moved in opposite directions. Their average speeds are 48 mph and 62 mph respectively. After what time will the distance between them be 275 miles? 14. Two cars started from the same point at the same time in the same direction. The first car's average speed is 40 mph. The second car has an average speed of 48 mph. Find the distance between the cars 3 hours after the start. 15. Rewrite the equation of a line 12x + 3y = 15 in slope-intercept form. 16. The equation of a line is 4x - 9y = 36. Find the x- intercept and y-intercept of the line. 17. Each line has a slope. a)Always true b)True, if the line is not horizontal c)True, if the line is not vertical 18. A line passes through the points (2, 4) and (5, 13). Find the slope of the line.. Write the line's equation in slope-intercept form (y = mx + b). \f\f \f\f