ghted at thepurs and thecandle burnsa after beingneight of the9. The excursion boat on the river takes 2-1/2 hours tomake the trip to point 12 miles upstream and toreturn. If the rate at which the boat travels in stillwater is 5 times the rate of the river current, what isthe rate of the current?A. 8 mphВ. 6 mphC. 4 mphD. 2 mphan arithmeticthe first five10. Find the product of two numbers such that twice thefirst added to the second equals 19 and three timesthe first is 21 more than the second.the commonA. 16C. 24D. 20В. 1800 pages in 8ocure anothertogether, theymany minutesprint 500 pages11. The kinetic energy E of a body is proportional to itsweight W and to the square of its velocity v. An 8 lbbody moving at 4 ft/sec has 2 ft-lb of kinetic energy.Find the kinetic energy of a 6000 lb truck speeding at88 ft/sec.A. 627,000 ft-lbB. 762,000 ft-lbC. 672,000 ft-lbD. 726,000 ft-lb12. In the expansion of (x + v)^n, find the coefficient ofthe 9th term given that the coefficients of the 5th andthe 12th terms are equal.A. 5,005B. 11,440C. 6,435D. 12,870ne to ride fromA travels 4 milesyog and at oncePuyog. The rate13. If x is 40% less than y and y is 25% greater than z.Express x in terms of percentage of z?A. x is 35% of zB. x is 85% of zC. x is 75% of zD. x is 25% of zmachines, howo assemble 50.14. If one root of the quadratic equation with integercoefficients is 3 + 4i, what is the constant term of theequation?A. 22B. 25C. 24D. 211, 2, 3, 4, and5a in clockwiseound the circle;15. It takes 2 hours to row 9 miles with the current and 6hours to return against the current. Determine therate of the current.A. 1.5 mi/hrВ. 3 mi/hrC. 2.5 mi/hrD. 2 mi/hroves one point,nt, it moves twoafter 2019 jumps16. Find the term that is independent of x in the3 Yexpansion of (2+

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the 9th term given the 12th terms are A. 5,005 B. 11,440