Math Week 3

1) Chapter 2, enigma #17, summon 53 6 3/8 + 9 1/24 51/8 + 217/24 LCD 3 153/24 + 217/24 =370/24 24 10/15 2) Chapter 2, Problem #21, page 53 9 9/10 + 6 7/10 99/10 + 67/10 = 166/10 10 6/16 / 2/2 = 10 3/8 3) Chapter 2, Problem #4, page 60 163/9 9/163= 9 1/18 4) Chapter 2, Problem #5, page 60 20/19 19/20 = 1 1/19 5) Chapter 2, Problem #10, page 60 3/4 x 2/4 x 6/9 = 3/2 x 1 /4 x 6/9 1/1 x 1/4 x 3/3= ¼ 6) Chapter 2, Problem #11, page 60 7 1/9 x 6/7 = 64/9 x 6/7 64/3 x 2/7= 128/21 6 2/21 7) Chapter 2, Problem #12, page 60 3/7 / 6 3/7 x 1/6 2/7 x 1/3 = 2/21 8) Chapter 6, Problem 6-1, page 157 .74 = 74% tenfold twain places to the right 9) Chapter 6, Problem 6-3, page 157 .9 = 90% tenfold two places to the right 10) Chapter 6, Problem 6-5, page 157 3.561= 356.1 % decimal two places to the right 11) Convert the pct 2.0035% to a fraction (lecture). 0.020035 aim the decimal office .020035 Since thith er are 6 digits in .020035 divide decimal portion 100,000 . 020035/100,000 .020035/100,000= reduce to lower shape divide both numerator and denominator by 5(GFC) 4007/200,000 12) clear for x in the following equation (lecture): 2x/3 + 4x/8 = 15 Gcf 24 48 x/3 + 96 x/8 = 15 16x + 12x=15 28x=15 Divide each posture by 28 X = 15/28 13) work taboo for x (lecture). [6x + 5]/3 = 3x/7 2 (The 2 is non part of the fraction.

) 18x/3 +15/3 = 6x+5 3 x/7 -2 (7/1) 3/1 x/7 (7/1) 6x +5 = 21x/7 -2 6x+5 = 3x-2 -5 -5 6x = 3x -7 -3x -3x 3x= -7 3x/3 -7/3 X=-7/3 14) Solve (lecture): This is a division problem. ! 5/9(9 + 3 * 6) 120 18 * 5 5/9 * 27/1 = 135/9 simplify = 15 120- 18*5 = 120-90 15/30 simplify = 1/2 . 15) Calculate and expatiate to two decimals (lecture): This is a division problem. A = 8,000¬¬¬¬¬¬ 2 (.03)(37/284) I could not figure this problem out =( 16) 7 + 3(-2)...If you necessity to get a full essay, commit it on our website: BestEssayCheap.com

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