1) A is 40% of B. What percentage is B of A? a) 60% b) 140% c) 250% d) 160% 2) X+5=10. Then x equals: a) 5 b) 10 c) 15 d) -5 3) X2+4x+3=0; Then x equals: a) 2 or 3 b) -1 or -3 c) 1 or 3 d) 5 or -1 4) 3, 4,7,11, .......... next two terms are: a) 16,23 b) 18,29 c) 17,27 d) 19,24 5) Y2+ 4=20. Then y equals: a) 4 only b) -4 only c) 4 or -4 d) 16 only 6) X-12y = 0. Then y/x equals: a) 1/6 b) 12 c) 1/12 d) None 7) Change 3/20 into a decimal: a) 0.3 b) 0.5 c) 0.15 d) 1.5 8) Write 68/0.00001 as an ordinary number. a) 6800000 b) 680000 c) 68000 d) 0.00068 9) 4*4-2*(-3)+6= a) 17 b) 28 c) 36 d) None 10) Simplify 5ab-7ba+4ab=? a) 2ab b) -2ab c) 16ab d) None

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