Page 250 - Algebra 1

23. Estimate Between which two whole numbers is the solution to _13 = _x ? (31) 14 10
24. Dog Breeds The table shows the number of dogs of the top five breeds registered (27) with the American Kennel Club in 2006. Describe how the data could be displayed
in a potentially misleading way.
25. Choose an appropriate graph to display a survey showing what type of sport (22) most people like. Explain your answer.
26. Exercising A weightlifter averages 2 minutes on each exercise. Each workout
(25) includes a 20-minute swim. Write a rule in function notation to describe the time it
takes to complete w exercises and the swim.
27. Estimate Using the order of magnitude, estimate the value of 89,678 multiplied
(3) by 11,004,734.
28. Justify Solve for x: 7x + 9 = 2(4x + 2). Justify each step.
(29)
*29. An oceanographer wants to convert measurements that are above and below sea (30) level from yards to feet. He takes measurements of depths and heights in yards
and feet.
a.Formulate Usethetabletowriteaformulatoconvertfromyardstofeet. b. Predict Use the formula to convert 27.5 yards to feet.
c. Write a formula to convert yards to inches.
30. Multi-Step A rectangle has a perimeter of 38 + x centimeters. The rectangle has a (28) length of 3x - 2 centimeters and a width of x centimeters. What is the length of
the rectangle?
a. Substitute the dimensions of the rectangle into the perimeter formula
P = 2w + 2l.
b. Solve for x.
c. Find the length of the rectangle.
Breed
Labrador Retriever
Yorkshire Terrier
German Shepherd
Golden Retriever
Beagle
Number
123,760
48,346
43,575
42,962
39,484
yards
-679
-125
32
79
feet
-2037
-375
96
237
Lesson 37 235