mdm12Section6_P_OddSolutionsFinal

mdm12Section6_P_OddSolutionsFinal - Q1-3 Q11-13 Q19 Q5-9...

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Q1-3 Q5-9 Q11-13 Q15-17 Q19 CHAPTER 6 Review of Prerequisite Skills pp. 302-303 Solutions to Odd Number Problems 1. To express a decimal as a percent, multiply by 100. You can achieve this by moving the decimal point two places to the right. a) 0.35 = 35% b) 0.04 = 4% c) 0.95 = 95% d) 0.008 = 0.8% e) 0.085 = 8.5% f) 0.375 = 37.5% 3. To express a percent as a fraction, place it over 100, and then reduce to lowest terms. a ) b ) c ) 12 12% 100 3 25 = = 35 35% 100 7 20 = = 67% = 67 100 d ) e ) f ) 4 4% 100 1 25 = = 0.5 0.5% 100 1 200 = = 98 98% 100 49 50 = = Top
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5. 7. Assume that Benoit will wear one each of cap, scarf and gloves. There are three kinds of caps, two kinds of scarves, and two kinds of gloves. n = (3)(2)(2) = 12 9. a) i) E = {2, 4, 6, 8, 10} ii) O = {1, 3, 5, 7, 9} iii) C = {4, 6, 8, 9, 10} iv) P ={1,4,9} b) i) ii) iii) iv) Top
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11. a) 6! = (6)(5)(4)(3)(2)(1) = 720 b) 0! = 1 c) 16! 16 15 14! 16 15 240 ×× = = d) 12! 12 11 10 9! 9!3! 9! 6 12 11 10 6 220 ××× = × = = e) 100! 100 99 98! 98! 98! 100 99 9900 = = f) 1 6 ! 1 61 51 41 31 21 11 0 ! 10!8! 10! 8! 16 15 14 13 12 11 8! 143 ×××××× = × ××××× = = 13. 13 P 9 = 259 459 200 Top
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15. a ) b ) c ) 63 6! 3!3! 20 C = = 4! 4 3!1! = 8! 1 8!0! = d) e ) f ) 11 0 11! 0!11! 1 C = = 67
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This note was uploaded on 01/23/2012 for the course MATHS MDM-01 taught by Professor Mr.m during the Spring '10 term at Seneca.

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mdm12Section6_P_OddSolutionsFinal - Q1-3 Q11-13 Q19 Q5-9...

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