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miller_prealgebra_2e_ch1_3

Section 1.6 For Exercises 63 and 64, perform the division. Then identify the divisor, dividend, and quotient. 63. 42 6 64. 452 For Exercises 65–68, use the properties of division to simplify the expression, if possible. 65. 3 1 66. 3 3 67. 68. 3 0 0 3 69. Explain how you check a division problem if there is no remainder. 70. Explain how you check a division problem if there is a remainder. For Exercises 71–73, divide and check the answer. 71. 72. 73. 1043 20 348 6 11458 For Exercises 74 and 75, write the English phrase as a mathematical expression and simplify. 74. The quotient of 72 and 4 75. 108 divided by 9 76. Quinita has 105 photographs that she wants to divide equally among herself and three siblings. How many photos will each person receive? How many photos will be left over? 77. Ashley has $60 to spend on souvenirs at a surf shop.The prices of several souvenirs are given in the graph. Price of Souvenirs Price ($) 20 15 10 5 0 15 8 12 10 T-shirts Key Chain Hat Poster a. How many souvenirs can Ashley buy if she chooses all T-shirts? b. How many souvenirs can Ashley buy if she chooses all hats? Review Exercises 81 Section 1.7 For Exercises 78 and 79, write the repeated multiplication in exponential form. Do not simplify. 78. 79. 8 8 8 8 8 2 2 2 2 5 5 5 For Exercises 80–83, evaluate the exponential expressions. 80. 81. 82. 83. 53 44 17 106 For Exercises 84 and 85, evaluate the square roots. 84. 164 85. 2144 For Exercises 86–92, evaluate the expression using the order of operations. 86. 87. 88. 89. 90. 91. 92. 14 7 4 1 102 52 90 4 6 3 2 2 3 12 2 225 62 342 19 723 4 26 2110 12 13 4 112 5 32 7 8 For Exercises 93–96, evaluate the expressions for and . a 20, b 10, c 6 a b 2c 5a b2 93. 94. 95. 96. Section 1.8 97. Doris drives her son to 1b c 1a b22 extracurricular activities each week. She drives 5 mi roundtrip to baseball practice 3 times a week and 6 mi round-trip to piano lessons once a week. a. How many miles does she drive in 1 week to get her child to his activities? b. Approximately how many miles does she travel during a school year consisting of 10 months (there are approximately 4 weeks per month)?


miller_prealgebra_2e_ch1_3
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