4. Find an unknown number in the proportion - 10 0.2 A) 2= B) 100 C) D) E) 5. Between which two consecutive integers on the number line is -2- located? A) 4 and -3 B) -1 and 0 C) -5 and -4 D) -3 and -2 E) -2 and -1 6. Which of the following monomial has the highest degree? A) 30x2y z B) -19xBy7 C) 60x2y8 D) 20x6y E) -5xyz3 7. Factor 9 - - d2 A) -d(d - 9) B) ( - d) (+ d) C)( =d - 3) (=d +3) D) =d(d +3) E) (3 -=d) (3 +2d) 8. Simplify the fraction 5a2 +ab+a b2 +5ab+b A) 2 B)" CT D) " ats E) 7+5 9. Find the value of the following expression v34 . 8 . 17 A) 34 B) 58 C) 98 D) 48 E) 68 10. The nth term of a number sequence is: 2-n an 2n Find sum of the first three terms of this sequence. 12 B) - C) ; D) - E) 2 12