60 Chapter 1 Whole Numbers Concept 4: Dividing by a Many-Digit Divisor For Exercises 71–82, divide. (See Examples 6 and 7.) 71. 72. 73. 74. 9110 19 3505 13 241051 418104 9180 15 8008 26 75. 76. 77. 78. 68,012 54 92,013 35 79. 80. 81. 82. Concept 5: Translations and Applications Involving Division For Exercises 83–88, for each English sentence, write a mathematical expression and simplify. 83. Find the quotient of 497 and 71. 84. Find the quotient of 1890 and 45. 69,712 304 51,107 221 11434,428 42187,989 85. Divide 877 by 14. 86. Divide 722 by 53. 87. Divide 6 into 42. 88. Divide 9 into 108. 89. There are 392 students signed up for Anatomy 101. If each classroom can hold 28 students, find the number of classrooms needed. (See Example 8.) 90. A wedding reception is planned to take place in the fellowship hall of a church. The bride anticipates 120 guests, and each table will seat 8 people. How many tables should be set up for the reception to accommodate all the guests? 91. A case of tomato sauce contains 32 cans. If a grocer has 168 cans, how many cases can he fill completely? How many cans will be left over? 92. Austin has $425 to spend on dining room chairs. If each chair costs $52, does he have enough to purchase 8 chairs? If so, will he have any money left over? 93. Pauline drove 312 mi in 6 hr. Find Pauline’s average speed (in miles per hour). 94. A house cleaning company charges $144 to clean a 3-room apartment. At this rate, how much does it cost to clean one room? 95. If it takes 2200 lb of grapes to make 100 gal of white wine, how many pounds are needed for 1 gal? 96. There are 7280 acres of ferns in Florida that are owned by 260 farmers. Find the average size of each farm. 97. Suppose Genny can type 1234 words in 22 min. Round each number to estimate her rate in words per minute. (See Example 9.) 98. On a trip to California from Illinois, Lavu drove 2780 mi. The gas tank in his car allows him to travel 405 mi. Round each number to the hundreds place to estimate the number of tanks of gas needed for the trip.
miller_basic_college_math_3e_ch1_3
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