CSU Pomona - MATH 51 - Study Guide - Midterm

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Unformatted text preview: MATH $1 Review - Chapters / And 3 2 Using roster Notation, identify the set of negative lotegers greater than -5. * Tr k. or false - Integers * {..,-3-2,-4,0,1,2,2,...} True or False The expression is an example of A rational Number, Which one of the following statements is not true? You must give a reason for the one that is false, [A] |-7)=7 [B] 161 = 13/+/-31 (c} -|-5/25 (D)-|-+|+|1120 Gives 2+(n+4), write an equivalent expression using the Associative property of Addition, Name the property" that is illustrated below; 4+ (x+1) = (x+1) +4 3 27 To which of the following sets does 12 below! Natural #'s, whole #s, integers, rational Ho irration l #'s, Real #'s Given the following set of real numbers, 3-4,-2.13, VT, 29, Zist the. (a) integee's, (bternational #'s Add c rational #'s Directions: Simplify each expression, -8-64-11)+269) ) 0-4+68) - (2-6) 3) -39 - |7-15| (2)-66) C (+1) 2[1745(10-vu] 7-8-2/+(-7) (3+1) - 2/17+5 (10-14) s is = (20) - Ost+rt - 3) - 2 (4.4 -t+5) (9) +(6m 2on +) Directions: Evaluate each expression if x = -3, 734, w:- (19 2*-4 20 2x'- llw W + 3 xStudy Soup Directions: Using the variable "n", translate each word phrase to An Algebraic expression, nine less than three times a number 2) ten times the sum of four And A number Directions : Solve each equation showing all steps, (233(x+2) -4(x-3) = 2x-6 @yih + 7h + sh 23 (w-s) - w *-7+4(sw-2) (20 *3 , 2x-1 27 9x - (1x+2) = 3x+(2-x) (29) - {c+(26-) -> (22+1) - &c 29 Salve I - prt for 0.30 Solve Ax+By ze 99 31) Solve V2 rrah for . 32 Solve the following problem using A proportion. On A map of the United States, 7 inch represents 120 miles. If two cities Are 3.5 inches Apart On the map, what is the actual distance between the two cities? Directrons; Solve each of the following problems using the 4-step plan, 33) An exterior door sold for #68 After A 20% discount. What was the original price of the door? 3) The length of a rectangular tablet is 120 inches more than the width, Awd the perimeter of the tablet is 892 inches. What are the dimensions of the tablet? 33) Swimmers Michael Phelps And Natalie Coughlin both competed in the 2004 Olympics in Athens and the 2008 Olympics in Beijing, where they wou 'A total of 27 medals. Coughlin Con s less medals than Phelps. How mary medals did each othlete win?piece ? rongest. How long is 674 A builder is installing hardwood floors. He has to cut A 72-inch piece into three! separate preces so that the smallest piece is one-third timer the length of the longest piece and the middle sized plece is 12 inches shorter than the longest. How long is each (37) A Lady Gaga poster is on sale for 67.65 After A 15% discount. Find the original price, (38.) The length of A rectangle is 4 yards more than three times the width. Find the length is 120 yards. And width of the rectangle if its perimeter (39.) SAM RA invested some money in A savings Account that paid 4% simple in ferest and #4000 less than that Amount in A CD that paid 6% simple interest. In one year, she earned A total of 6360 ja interest, How much did SAMIRA invest in each Account ? 40. At the end of the day, Awwah counts the money in the cash register at the bakery where she ! works. There Are twice As many times As Nickels, And they are worth a total of 85.25. How many dimes and wrckels are in the cash register?

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